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Finding the Fourth Proportional to 224,719.26, 310,101.75 and 124,115.10

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Solution

The fourth proportional to 224,719.26, 310,101.75 and 124,115.10 is: 171,272.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,719.26 : 310,101.75 = 124,115.10 : x
  2. Step 2: Convert to fraction form
    224,719.26/310,101.75 = 124,115.10/x
  3. Step 3: Cross multiply
    224,719.26x = 310,101.75 × 124,115.10
  4. Step 4: Simplify right side
    224,719.26x = 38,488,309,711.43
  5. Step 5: Solve for x
    x = 38,488,309,711.43/224,719.26
  6. Step 6: Final answer
    x = 171,272.86

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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.