Home / 187,274.52-281,042.46-82,123.56

Finding the Fourth Proportional to 187,274.52, 281,042.46 and 82,123.56

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Solution

The fourth proportional to 187,274.52, 281,042.46 and 82,123.56 is: 123,242.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,274.52 : 281,042.46 = 82,123.56 : x
  2. Step 2: Convert to fraction form
    187,274.52/281,042.46 = 82,123.56/x
  3. Step 3: Cross multiply
    187,274.52x = 281,042.46 × 82,123.56
  4. Step 4: Simplify right side
    187,274.52x = 23,080,207,326.36
  5. Step 5: Solve for x
    x = 23,080,207,326.36/187,274.52
  6. Step 6: Final answer
    x = 123,242.65

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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.