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Finding the Fourth Proportional to 66,882.50, 100,332.12 and 24,755.48

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Solution

The fourth proportional to 66,882.50, 100,332.12 and 24,755.48 is: 37,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,882.50 : 100,332.12 = 24,755.48 : x
  2. Step 2: Convert to fraction form
    66,882.50/100,332.12 = 24,755.48/x
  3. Step 3: Cross multiply
    66,882.50x = 100,332.12 × 24,755.48
  4. Step 4: Simplify right side
    66,882.50x = 2,483,769,790.02
  5. Step 5: Solve for x
    x = 2,483,769,790.02/66,882.50
  6. Step 6: Final answer
    x = 37,136.32

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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.