Home / 224,034.36-309,167.24-123,432.36

Finding the Fourth Proportional to 224,034.36, 309,167.24 and 123,432.36

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Solution

The fourth proportional to 224,034.36, 309,167.24 and 123,432.36 is: 170,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,034.36 : 309,167.24 = 123,432.36 : x
  2. Step 2: Convert to fraction form
    224,034.36/309,167.24 = 123,432.36/x
  3. Step 3: Cross multiply
    224,034.36x = 309,167.24 × 123,432.36
  4. Step 4: Simplify right side
    224,034.36x = 38,161,242,067.89
  5. Step 5: Solve for x
    x = 38,161,242,067.89/224,034.36
  6. Step 6: Final answer
    x = 170,336.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.