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Finding the Fourth Proportional to 79,292.97, 118,939.50 and 23,888.97

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Solution

The fourth proportional to 79,292.97, 118,939.50 and 23,888.97 is: 35,833.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,292.97 : 118,939.50 = 23,888.97 : x
  2. Step 2: Convert to fraction form
    79,292.97/118,939.50 = 23,888.97/x
  3. Step 3: Cross multiply
    79,292.97x = 118,939.50 × 23,888.97
  4. Step 4: Simplify right side
    79,292.97x = 2,841,342,147.32
  5. Step 5: Solve for x
    x = 2,841,342,147.32/79,292.97
  6. Step 6: Final answer
    x = 35,833.47

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.