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Finding the Fourth Proportional to 244,728.52, 337,720.19 and 135,826.52

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Solution

The fourth proportional to 244,728.52, 337,720.19 and 135,826.52 is: 187,437.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,728.52 : 337,720.19 = 135,826.52 : x
  2. Step 2: Convert to fraction form
    244,728.52/337,720.19 = 135,826.52/x
  3. Step 3: Cross multiply
    244,728.52x = 337,720.19 × 135,826.52
  4. Step 4: Simplify right side
    244,728.52x = 45,871,355,773.71
  5. Step 5: Solve for x
    x = 45,871,355,773.71/244,728.52
  6. Step 6: Final answer
    x = 187,437.72

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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.