Home / 132,518.28-198,273.18-89,652.84

Finding the Fourth Proportional to 132,518.28, 198,273.18 and 89,652.84

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Solution

The fourth proportional to 132,518.28, 198,273.18 and 89,652.84 is: 134,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,518.28 : 198,273.18 = 89,652.84 : x
  2. Step 2: Convert to fraction form
    132,518.28/198,273.18 = 89,652.84/x
  3. Step 3: Cross multiply
    132,518.28x = 198,273.18 × 89,652.84
  4. Step 4: Simplify right side
    132,518.28x = 17,775,753,682.83
  5. Step 5: Solve for x
    x = 17,775,753,682.83/132,518.28
  6. Step 6: Final answer
    x = 134,138.13

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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.