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Finding the Fourth Proportional to 244,894.20, 367,319.70 and 67,385.40

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Solution

The fourth proportional to 244,894.20, 367,319.70 and 67,385.40 is: 101,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,894.20 : 367,319.70 = 67,385.40 : x
  2. Step 2: Convert to fraction form
    244,894.20/367,319.70 = 67,385.40/x
  3. Step 3: Cross multiply
    244,894.20x = 367,319.70 × 67,385.40
  4. Step 4: Simplify right side
    244,894.20x = 24,751,984,912.38
  5. Step 5: Solve for x
    x = 24,751,984,912.38/244,894.20
  6. Step 6: Final answer
    x = 101,072.16

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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.