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Finding the Fourth Proportional to 99,954.92, 149,932.32 and 26,082.92

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Solution

The fourth proportional to 99,954.92, 149,932.32 and 26,082.92 is: 39,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,954.92 : 149,932.32 = 26,082.92 : x
  2. Step 2: Convert to fraction form
    99,954.92/149,932.32 = 26,082.92/x
  3. Step 3: Cross multiply
    99,954.92x = 149,932.32 × 26,082.92
  4. Step 4: Simplify right side
    99,954.92x = 3,910,672,707.97
  5. Step 5: Solve for x
    x = 3,910,672,707.97/99,954.92
  6. Step 6: Final answer
    x = 39,124.36

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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.