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Finding the Fourth Proportional to 82,324.35, 123,486.53 and 37,937.97

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Solution

The fourth proportional to 82,324.35, 123,486.53 and 37,937.97 is: 56,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,324.35 : 123,486.53 = 37,937.97 : x
  2. Step 2: Convert to fraction form
    82,324.35/123,486.53 = 37,937.97/x
  3. Step 3: Cross multiply
    82,324.35x = 123,486.53 × 37,937.97
  4. Step 4: Simplify right side
    82,324.35x = 4,684,828,080.85
  5. Step 5: Solve for x
    x = 4,684,828,080.85/82,324.35
  6. Step 6: Final answer
    x = 56,906.96

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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.