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Finding the Fourth Proportional to 68,866.28, 95,082.42 and 46,239.08

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Solution

The fourth proportional to 68,866.28, 95,082.42 and 46,239.08 is: 63,841.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,866.28 : 95,082.42 = 46,239.08 : x
  2. Step 2: Convert to fraction form
    68,866.28/95,082.42 = 46,239.08/x
  3. Step 3: Cross multiply
    68,866.28x = 95,082.42 × 46,239.08
  4. Step 4: Simplify right side
    68,866.28x = 4,396,523,624.97
  5. Step 5: Solve for x
    x = 4,396,523,624.97/68,866.28
  6. Step 6: Final answer
    x = 63,841.46

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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.