Home / 178,240.70-267,362.57-142,613.73

Finding the Fourth Proportional to 178,240.70, 267,362.57 and 142,613.73

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Solution

The fourth proportional to 178,240.70, 267,362.57 and 142,613.73 is: 213,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,240.70 : 267,362.57 = 142,613.73 : x
  2. Step 2: Convert to fraction form
    178,240.70/267,362.57 = 142,613.73/x
  3. Step 3: Cross multiply
    178,240.70x = 267,362.57 × 142,613.73
  4. Step 4: Simplify right side
    178,240.70x = 38,129,573,726.62
  5. Step 5: Solve for x
    x = 38,129,573,726.62/178,240.70
  6. Step 6: Final answer
    x = 213,921.81

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1.5x scale

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.