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Finding the Fourth Proportional to 225,545.60, 337,383.41 and 171,831.15

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Solution

The fourth proportional to 225,545.60, 337,383.41 and 171,831.15 is: 257,034.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,545.60 : 337,383.41 = 171,831.15 : x
  2. Step 2: Convert to fraction form
    225,545.60/337,383.41 = 171,831.15/x
  3. Step 3: Cross multiply
    225,545.60x = 337,383.41 × 171,831.15
  4. Step 4: Simplify right side
    225,545.60x = 57,972,978,472.07
  5. Step 5: Solve for x
    x = 57,972,978,472.07/225,545.60
  6. Step 6: Final answer
    x = 257,034.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.