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Finding the Fourth Proportional to 63,248.92, 94,937.42 and 31,681.60

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Solution

The fourth proportional to 63,248.92, 94,937.42 and 31,681.60 is: 47,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,248.92 : 94,937.42 = 31,681.60 : x
  2. Step 2: Convert to fraction form
    63,248.92/94,937.42 = 31,681.60/x
  3. Step 3: Cross multiply
    63,248.92x = 94,937.42 × 31,681.60
  4. Step 4: Simplify right side
    63,248.92x = 3,007,769,365.47
  5. Step 5: Solve for x
    x = 3,007,769,365.47/63,248.92
  6. Step 6: Final answer
    x = 47,554.48

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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.