Home / 132,529.34-198,800.40-43,780.88

Finding the Fourth Proportional to 132,529.34, 198,800.40 and 43,780.88

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Solution

The fourth proportional to 132,529.34, 198,800.40 and 43,780.88 is: 65,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,529.34 : 198,800.40 = 43,780.88 : x
  2. Step 2: Convert to fraction form
    132,529.34/198,800.40 = 43,780.88/x
  3. Step 3: Cross multiply
    132,529.34x = 198,800.40 × 43,780.88
  4. Step 4: Simplify right side
    132,529.34x = 8,703,656,456.35
  5. Step 5: Solve for x
    x = 8,703,656,456.35/132,529.34
  6. Step 6: Final answer
    x = 65,673.43

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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.