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Finding the Fourth Proportional to 237,861.30, 356,799.47 and 88,139.06

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Solution

The fourth proportional to 237,861.30, 356,799.47 and 88,139.06 is: 132,211.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,861.30 : 356,799.47 = 88,139.06 : x
  2. Step 2: Convert to fraction form
    237,861.30/356,799.47 = 88,139.06/x
  3. Step 3: Cross multiply
    237,861.30x = 356,799.47 × 88,139.06
  4. Step 4: Simplify right side
    237,861.30x = 31,447,969,894.30
  5. Step 5: Solve for x
    x = 31,447,969,894.30/237,861.30
  6. Step 6: Final answer
    x = 132,211.38

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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.