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Finding the Fourth Proportional to 239,471.32, 359,346.45 and 132,944.41

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Solution

The fourth proportional to 239,471.32, 359,346.45 and 132,944.41 is: 199,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,471.32 : 359,346.45 = 132,944.41 : x
  2. Step 2: Convert to fraction form
    239,471.32/359,346.45 = 132,944.41/x
  3. Step 3: Cross multiply
    239,471.32x = 359,346.45 × 132,944.41
  4. Step 4: Simplify right side
    239,471.32x = 47,773,101,780.84
  5. Step 5: Solve for x
    x = 47,773,101,780.84/239,471.32
  6. Step 6: Final answer
    x = 199,494.04

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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.