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Finding the Fourth Proportional to 111,566.26, 167,349.40 and 28,460.26

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Solution

The fourth proportional to 111,566.26, 167,349.40 and 28,460.26 is: 42,690.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,566.26 : 167,349.40 = 28,460.26 : x
  2. Step 2: Convert to fraction form
    111,566.26/167,349.40 = 28,460.26/x
  3. Step 3: Cross multiply
    111,566.26x = 167,349.40 × 28,460.26
  4. Step 4: Simplify right side
    111,566.26x = 4,762,807,434.84
  5. Step 5: Solve for x
    x = 4,762,807,434.84/111,566.26
  6. Step 6: Final answer
    x = 42,690.39

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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.