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Finding the Fourth Proportional to 54,706.38, 82,059.57 and 42,244.59

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Solution

The fourth proportional to 54,706.38, 82,059.57 and 42,244.59 is: 63,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706.38 : 82,059.57 = 42,244.59 : x
  2. Step 2: Convert to fraction form
    54,706.38/82,059.57 = 42,244.59/x
  3. Step 3: Cross multiply
    54,706.38x = 82,059.57 × 42,244.59
  4. Step 4: Simplify right side
    54,706.38x = 3,466,572,890.23
  5. Step 5: Solve for x
    x = 3,466,572,890.23/54,706.38
  6. Step 6: Final answer
    x = 63,366.89

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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.