Home / 187,927.38-281,338.11-125,442.90

Finding the Fourth Proportional to 187,927.38, 281,338.11 and 125,442.90

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Solution

The fourth proportional to 187,927.38, 281,338.11 and 125,442.90 is: 187,795.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,927.38 : 281,338.11 = 125,442.90 : x
  2. Step 2: Convert to fraction form
    187,927.38/281,338.11 = 125,442.90/x
  3. Step 3: Cross multiply
    187,927.38x = 281,338.11 × 125,442.90
  4. Step 4: Simplify right side
    187,927.38x = 35,291,868,398.92
  5. Step 5: Solve for x
    x = 35,291,868,398.92/187,927.38
  6. Step 6: Final answer
    x = 187,795.25

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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.