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Finding the Fourth Proportional to 224,087.80, 335,159.70 and 200,565.40

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Solution

The fourth proportional to 224,087.80, 335,159.70 and 200,565.40 is: 299,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,087.80 : 335,159.70 = 200,565.40 : x
  2. Step 2: Convert to fraction form
    224,087.80/335,159.70 = 200,565.40/x
  3. Step 3: Cross multiply
    224,087.80x = 335,159.70 × 200,565.40
  4. Step 4: Simplify right side
    224,087.80x = 67,221,439,294.38
  5. Step 5: Solve for x
    x = 67,221,439,294.38/224,087.80
  6. Step 6: Final answer
    x = 299,978.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.