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Finding the Fourth Proportional to 237,592.78, 356,139.60 and 87,737.56

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Solution

The fourth proportional to 237,592.78, 356,139.60 and 87,737.56 is: 131,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,592.78 : 356,139.60 = 87,737.56 : x
  2. Step 2: Convert to fraction form
    237,592.78/356,139.60 = 87,737.56/x
  3. Step 3: Cross multiply
    237,592.78x = 356,139.60 × 87,737.56
  4. Step 4: Simplify right side
    237,592.78x = 31,246,819,523.38
  5. Step 5: Solve for x
    x = 31,246,819,523.38/237,592.78
  6. Step 6: Final answer
    x = 131,514.18

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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.