Home / 269,383.68-371,831.04-156,234.24

Finding the Fourth Proportional to 269,383.68, 371,831.04 and 156,234.24

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Solution

The fourth proportional to 269,383.68, 371,831.04 and 156,234.24 is: 215,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,383.68 : 371,831.04 = 156,234.24 : x
  2. Step 2: Convert to fraction form
    269,383.68/371,831.04 = 156,234.24/x
  3. Step 3: Cross multiply
    269,383.68x = 371,831.04 × 156,234.24
  4. Step 4: Simplify right side
    269,383.68x = 58,092,739,942.81
  5. Step 5: Solve for x
    x = 58,092,739,942.81/269,383.68
  6. Step 6: Final answer
    x = 215,650.55

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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.