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Finding the Fourth Proportional to 63,661.68, 95,531.40 and 32,499.36

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Solution

The fourth proportional to 63,661.68, 95,531.40 and 32,499.36 is: 48,768.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,661.68 : 95,531.40 = 32,499.36 : x
  2. Step 2: Convert to fraction form
    63,661.68/95,531.40 = 32,499.36/x
  3. Step 3: Cross multiply
    63,661.68x = 95,531.40 × 32,499.36
  4. Step 4: Simplify right side
    63,661.68x = 3,104,709,359.90
  5. Step 5: Solve for x
    x = 3,104,709,359.90/63,661.68
  6. Step 6: Final answer
    x = 48,768.89

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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.