Home / 252,831.28-348,974.22-157,283.68

Finding the Fourth Proportional to 252,831.28, 348,974.22 and 157,283.68

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Solution

The fourth proportional to 252,831.28, 348,974.22 and 157,283.68 is: 217,093.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,831.28 : 348,974.22 = 157,283.68 : x
  2. Step 2: Convert to fraction form
    252,831.28/348,974.22 = 157,283.68/x
  3. Step 3: Cross multiply
    252,831.28x = 348,974.22 × 157,283.68
  4. Step 4: Simplify right side
    252,831.28x = 54,887,949,546.73
  5. Step 5: Solve for x
    x = 54,887,949,546.73/252,831.28
  6. Step 6: Final answer
    x = 217,093.19

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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.