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Finding the Fourth Proportional to 64,398.93, 96,473.31 and 36,233.10

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Solution

The fourth proportional to 64,398.93, 96,473.31 and 36,233.10 is: 54,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,398.93 : 96,473.31 = 36,233.10 : x
  2. Step 2: Convert to fraction form
    64,398.93/96,473.31 = 36,233.10/x
  3. Step 3: Cross multiply
    64,398.93x = 96,473.31 × 36,233.10
  4. Step 4: Simplify right side
    64,398.93x = 3,495,526,952.69
  5. Step 5: Solve for x
    x = 3,495,526,952.69/64,398.93
  6. Step 6: Final answer
    x = 54,279.27

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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.