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Finding the Fourth Proportional to 64,833.62, 97,262.17 and 31,553.65

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Solution

The fourth proportional to 64,833.62, 97,262.17 and 31,553.65 is: 47,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,833.62 : 97,262.17 = 31,553.65 : x
  2. Step 2: Convert to fraction form
    64,833.62/97,262.17 = 31,553.65/x
  3. Step 3: Cross multiply
    64,833.62x = 97,262.17 × 31,553.65
  4. Step 4: Simplify right side
    64,833.62x = 3,068,976,513.11
  5. Step 5: Solve for x
    x = 3,068,976,513.11/64,833.62
  6. Step 6: Final answer
    x = 47,336.19

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1.5x scale

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.