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Finding the Fourth Proportional to 44,376.99, 66,508.45 and 38,654.47

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Solution

The fourth proportional to 44,376.99, 66,508.45 and 38,654.47 is: 57,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,376.99 : 66,508.45 = 38,654.47 : x
  2. Step 2: Convert to fraction form
    44,376.99/66,508.45 = 38,654.47/x
  3. Step 3: Cross multiply
    44,376.99x = 66,508.45 × 38,654.47
  4. Step 4: Simplify right side
    44,376.99x = 2,570,848,359.46
  5. Step 5: Solve for x
    x = 2,570,848,359.46/44,376.99
  6. Step 6: Final answer
    x = 57,932.02

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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.