Home / 244,845.70-337,920.04-137,421.61

Finding the Fourth Proportional to 244,845.70, 337,920.04 and 137,421.61

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Solution

The fourth proportional to 244,845.70, 337,920.04 and 137,421.61 is: 189,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,845.70 : 337,920.04 = 137,421.61 : x
  2. Step 2: Convert to fraction form
    244,845.70/337,920.04 = 137,421.61/x
  3. Step 3: Cross multiply
    244,845.70x = 337,920.04 × 137,421.61
  4. Step 4: Simplify right side
    244,845.70x = 46,437,515,275.04
  5. Step 5: Solve for x
    x = 46,437,515,275.04/244,845.70
  6. Step 6: Final answer
    x = 189,660.33

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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.