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Finding the Fourth Proportional to 224,250.39, 309,464.42 and 123,648.39

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Solution

The fourth proportional to 224,250.39, 309,464.42 and 123,648.39 is: 170,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,250.39 : 309,464.42 = 123,648.39 : x
  2. Step 2: Convert to fraction form
    224,250.39/309,464.42 = 123,648.39/x
  3. Step 3: Cross multiply
    224,250.39x = 309,464.42 × 123,648.39
  4. Step 4: Simplify right side
    224,250.39x = 38,264,776,677.04
  5. Step 5: Solve for x
    x = 38,264,776,677.04/224,250.39
  6. Step 6: Final answer
    x = 170,634.16

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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.