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Finding the Fourth Proportional to 64,253.80, 96,331.29 and 32,637.88

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Solution

The fourth proportional to 64,253.80, 96,331.29 and 32,637.88 is: 48,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,253.80 : 96,331.29 = 32,637.88 : x
  2. Step 2: Convert to fraction form
    64,253.80/96,331.29 = 32,637.88/x
  3. Step 3: Cross multiply
    64,253.80x = 96,331.29 × 32,637.88
  4. Step 4: Simplify right side
    64,253.80x = 3,144,049,083.27
  5. Step 5: Solve for x
    x = 3,144,049,083.27/64,253.80
  6. Step 6: Final answer
    x = 48,931.72

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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.