Home / 66,522.83-99,731.25-38,410.97

Finding the Fourth Proportional to 66,522.83, 99,731.25 and 38,410.97

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Solution

The fourth proportional to 66,522.83, 99,731.25 and 38,410.97 is: 57,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,522.83 : 99,731.25 = 38,410.97 : x
  2. Step 2: Convert to fraction form
    66,522.83/99,731.25 = 38,410.97/x
  3. Step 3: Cross multiply
    66,522.83x = 99,731.25 × 38,410.97
  4. Step 4: Simplify right side
    66,522.83x = 3,830,773,553.16
  5. Step 5: Solve for x
    x = 3,830,773,553.16/66,522.83
  6. Step 6: Final answer
    x = 57,585.85

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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.