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Finding the Fourth Proportional to 244,630.86, 337,589.28 and 135,734.22

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Solution

The fourth proportional to 244,630.86, 337,589.28 and 135,734.22 is: 187,312.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,630.86 : 337,589.28 = 135,734.22 : x
  2. Step 2: Convert to fraction form
    244,630.86/337,589.28 = 135,734.22/x
  3. Step 3: Cross multiply
    244,630.86x = 337,589.28 × 135,734.22
  4. Step 4: Simplify right side
    244,630.86x = 45,822,417,601.16
  5. Step 5: Solve for x
    x = 45,822,417,601.16/244,630.86
  6. Step 6: Final answer
    x = 187,312.50

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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.