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Finding the Fourth Proportional to 76,575.68, 114,863.52 and 23,989.26

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Solution

The fourth proportional to 76,575.68, 114,863.52 and 23,989.26 is: 35,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,575.68 : 114,863.52 = 23,989.26 : x
  2. Step 2: Convert to fraction form
    76,575.68/114,863.52 = 23,989.26/x
  3. Step 3: Cross multiply
    76,575.68x = 114,863.52 × 23,989.26
  4. Step 4: Simplify right side
    76,575.68x = 2,755,490,845.80
  5. Step 5: Solve for x
    x = 2,755,490,845.80/76,575.68
  6. Step 6: Final answer
    x = 35,983.89

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Similar ratio
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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.