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Finding the Fourth Proportional to 60,397.80, 83,349.78 and 33,542.04

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Solution

The fourth proportional to 60,397.80, 83,349.78 and 33,542.04 is: 46,288.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,397.80 : 83,349.78 = 33,542.04 : x
  2. Step 2: Convert to fraction form
    60,397.80/83,349.78 = 33,542.04/x
  3. Step 3: Cross multiply
    60,397.80x = 83,349.78 × 33,542.04
  4. Step 4: Simplify right side
    60,397.80x = 2,795,721,654.75
  5. Step 5: Solve for x
    x = 2,795,721,654.75/60,397.80
  6. Step 6: Final answer
    x = 46,288.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.