Home / 72,152.10-108,218-24,766.42

Finding the Fourth Proportional to 72,152.10, 108,218 and 24,766.42

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Solution

The fourth proportional to 72,152.10, 108,218 and 24,766.42 is: 37,146.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,152.10 : 108,218 = 24,766.42 : x
  2. Step 2: Convert to fraction form
    72,152.10/108,218 = 24,766.42/x
  3. Step 3: Cross multiply
    72,152.10x = 108,218 × 24,766.42
  4. Step 4: Simplify right side
    72,152.10x = 2,680,172,439.56
  5. Step 5: Solve for x
    x = 2,680,172,439.56/72,152.10
  6. Step 6: Final answer
    x = 37,146.15

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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.