Home / 178,336.92-267,640.20-66,085.32

Finding the Fourth Proportional to 178,336.92, 267,640.20 and 66,085.32

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Solution

The fourth proportional to 178,336.92, 267,640.20 and 66,085.32 is: 99,177.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,336.92 : 267,640.20 = 66,085.32 : x
  2. Step 2: Convert to fraction form
    178,336.92/267,640.20 = 66,085.32/x
  3. Step 3: Cross multiply
    178,336.92x = 267,640.20 × 66,085.32
  4. Step 4: Simplify right side
    178,336.92x = 17,687,088,261.86
  5. Step 5: Solve for x
    x = 17,687,088,261.86/178,336.92
  6. Step 6: Final answer
    x = 99,177.94

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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.