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Finding the Fourth Proportional to 57,522.10, 85,821.11 and 51,207.14

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Solution

The fourth proportional to 57,522.10, 85,821.11 and 51,207.14 is: 76,399.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,522.10 : 85,821.11 = 51,207.14 : x
  2. Step 2: Convert to fraction form
    57,522.10/85,821.11 = 51,207.14/x
  3. Step 3: Cross multiply
    57,522.10x = 85,821.11 × 51,207.14
  4. Step 4: Simplify right side
    57,522.10x = 4,394,653,594.73
  5. Step 5: Solve for x
    x = 4,394,653,594.73/57,522.10
  6. Step 6: Final answer
    x = 76,399.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.