Home / 176,377.20-243,168.92-127,277.61

Finding the Fourth Proportional to 176,377.20, 243,168.92 and 127,277.61

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Solution

The fourth proportional to 176,377.20, 243,168.92 and 127,277.61 is: 175,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,377.20 : 243,168.92 = 127,277.61 : x
  2. Step 2: Convert to fraction form
    176,377.20/243,168.92 = 127,277.61/x
  3. Step 3: Cross multiply
    176,377.20x = 243,168.92 × 127,277.61
  4. Step 4: Simplify right side
    176,377.20x = 30,949,959,529.20
  5. Step 5: Solve for x
    x = 30,949,959,529.20/176,377.20
  6. Step 6: Final answer
    x = 175,475.97

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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.