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Finding the Fourth Proportional to 224,134.88, 309,307.56 and 123,532.88

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Solution

The fourth proportional to 224,134.88, 309,307.56 and 123,532.88 is: 170,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,134.88 : 309,307.56 = 123,532.88 : x
  2. Step 2: Convert to fraction form
    224,134.88/309,307.56 = 123,532.88/x
  3. Step 3: Cross multiply
    224,134.88x = 309,307.56 × 123,532.88
  4. Step 4: Simplify right side
    224,134.88x = 38,209,653,692.57
  5. Step 5: Solve for x
    x = 38,209,653,692.57/224,134.88
  6. Step 6: Final answer
    x = 170,476.16

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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.