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Finding the Fourth Proportional to 79,295.47, 118,943.25 and 23,891.47

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Solution

The fourth proportional to 79,295.47, 118,943.25 and 23,891.47 is: 35,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,295.47 : 118,943.25 = 23,891.47 : x
  2. Step 2: Convert to fraction form
    79,295.47/118,943.25 = 23,891.47/x
  3. Step 3: Cross multiply
    79,295.47x = 118,943.25 × 23,891.47
  4. Step 4: Simplify right side
    79,295.47x = 2,841,729,089.08
  5. Step 5: Solve for x
    x = 2,841,729,089.08/79,295.47
  6. Step 6: Final answer
    x = 35,837.22

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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.