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Finding the Fourth Proportional to 244,648.76, 337,572.56 and 137,223.32

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Solution

The fourth proportional to 244,648.76, 337,572.56 and 137,223.32 is: 189,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,648.76 : 337,572.56 = 137,223.32 : x
  2. Step 2: Convert to fraction form
    244,648.76/337,572.56 = 137,223.32/x
  3. Step 3: Cross multiply
    244,648.76x = 337,572.56 × 137,223.32
  4. Step 4: Simplify right side
    244,648.76x = 46,322,826,079.29
  5. Step 5: Solve for x
    x = 46,322,826,079.29/244,648.76
  6. Step 6: Final answer
    x = 189,344.21

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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.