Home / 345,034.38-517,546.92-88,865.52

Finding the Fourth Proportional to 345,034.38, 517,546.92 and 88,865.52

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Solution

The fourth proportional to 345,034.38, 517,546.92 and 88,865.52 is: 133,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,034.38 : 517,546.92 = 88,865.52 : x
  2. Step 2: Convert to fraction form
    345,034.38/517,546.92 = 88,865.52/x
  3. Step 3: Cross multiply
    345,034.38x = 517,546.92 × 88,865.52
  4. Step 4: Simplify right side
    345,034.38x = 45,992,076,170.20
  5. Step 5: Solve for x
    x = 45,992,076,170.20/345,034.38
  6. Step 6: Final answer
    x = 133,297.08

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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.