Home / 57,521.10-85,819.62-51,206.14

Finding the Fourth Proportional to 57,521.10, 85,819.62 and 51,206.14

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Solution

The fourth proportional to 57,521.10, 85,819.62 and 51,206.14 is: 76,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,521.10 : 85,819.62 = 51,206.14 : x
  2. Step 2: Convert to fraction form
    57,521.10/85,819.62 = 51,206.14/x
  3. Step 3: Cross multiply
    57,521.10x = 85,819.62 × 51,206.14
  4. Step 4: Simplify right side
    57,521.10x = 4,394,491,476.47
  5. Step 5: Solve for x
    x = 4,394,491,476.47/57,521.10
  6. Step 6: Final answer
    x = 76,397.90

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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.