Home / 224,082.04-309,218.66-123,480.04

Finding the Fourth Proportional to 224,082.04, 309,218.66 and 123,480.04

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Solution

The fourth proportional to 224,082.04, 309,218.66 and 123,480.04 is: 170,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,082.04 : 309,218.66 = 123,480.04 : x
  2. Step 2: Convert to fraction form
    224,082.04/309,218.66 = 123,480.04/x
  3. Step 3: Cross multiply
    224,082.04x = 309,218.66 × 123,480.04
  4. Step 4: Simplify right side
    224,082.04x = 38,182,332,505.55
  5. Step 5: Solve for x
    x = 38,182,332,505.55/224,082.04
  6. Step 6: Final answer
    x = 170,394.43

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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.