Home / 132,546.43-198,819.65-37,778.59

Finding the Fourth Proportional to 132,546.43, 198,819.65 and 37,778.59

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Solution

The fourth proportional to 132,546.43, 198,819.65 and 37,778.59 is: 56,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,546.43 : 198,819.65 = 37,778.59 : x
  2. Step 2: Convert to fraction form
    132,546.43/198,819.65 = 37,778.59/x
  3. Step 3: Cross multiply
    132,546.43x = 198,819.65 × 37,778.59
  4. Step 4: Simplify right side
    132,546.43x = 7,511,126,041.29
  5. Step 5: Solve for x
    x = 7,511,126,041.29/132,546.43
  6. Step 6: Final answer
    x = 56,667.89

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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.