Home / 178,256.38-267,385.17-45,136.57

Finding the Fourth Proportional to 178,256.38, 267,385.17 and 45,136.57

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Solution

The fourth proportional to 178,256.38, 267,385.17 and 45,136.57 is: 67,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,256.38 : 267,385.17 = 45,136.57 : x
  2. Step 2: Convert to fraction form
    178,256.38/267,385.17 = 45,136.57/x
  3. Step 3: Cross multiply
    178,256.38x = 267,385.17 × 45,136.57
  4. Step 4: Simplify right side
    178,256.38x = 12,068,849,216.98
  5. Step 5: Solve for x
    x = 12,068,849,216.98/178,256.38
  6. Step 6: Final answer
    x = 67,705.01

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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.