Home / 132,065.28-198,108.96-61,907.04

Finding the Fourth Proportional to 132,065.28, 198,108.96 and 61,907.04

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Solution

The fourth proportional to 132,065.28, 198,108.96 and 61,907.04 is: 92,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,065.28 : 198,108.96 = 61,907.04 : x
  2. Step 2: Convert to fraction form
    132,065.28/198,108.96 = 61,907.04/x
  3. Step 3: Cross multiply
    132,065.28x = 198,108.96 × 61,907.04
  4. Step 4: Simplify right side
    132,065.28x = 12,264,339,311.08
  5. Step 5: Solve for x
    x = 12,264,339,311.08/132,065.28
  6. Step 6: Final answer
    x = 92,865.74

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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.