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Finding the Fourth Proportional to 244,330.40, 337,160.40 and 143,708.96

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Solution

The fourth proportional to 244,330.40, 337,160.40 and 143,708.96 is: 198,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,330.40 : 337,160.40 = 143,708.96 : x
  2. Step 2: Convert to fraction form
    244,330.40/337,160.40 = 143,708.96/x
  3. Step 3: Cross multiply
    244,330.40x = 337,160.40 × 143,708.96
  4. Step 4: Simplify right side
    244,330.40x = 48,452,970,437.18
  5. Step 5: Solve for x
    x = 48,452,970,437.18/244,330.40
  6. Step 6: Final answer
    x = 198,309.22

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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.