Home / 178,256.45-267,382.10-43,321.52

Finding the Fourth Proportional to 178,256.45, 267,382.10 and 43,321.52

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Solution

The fourth proportional to 178,256.45, 267,382.10 and 43,321.52 is: 64,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,256.45 : 267,382.10 = 43,321.52 : x
  2. Step 2: Convert to fraction form
    178,256.45/267,382.10 = 43,321.52/x
  3. Step 3: Cross multiply
    178,256.45x = 267,382.10 × 43,321.52
  4. Step 4: Simplify right side
    178,256.45x = 11,583,397,439.27
  5. Step 5: Solve for x
    x = 11,583,397,439.27/178,256.45
  6. Step 6: Final answer
    x = 64,981.65

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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.