Home / 133,716.13-200,585.15-54,831.04

Finding the Fourth Proportional to 133,716.13, 200,585.15 and 54,831.04

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Solution

The fourth proportional to 133,716.13, 200,585.15 and 54,831.04 is: 82,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,716.13 : 200,585.15 = 54,831.04 : x
  2. Step 2: Convert to fraction form
    133,716.13/200,585.15 = 54,831.04/x
  3. Step 3: Cross multiply
    133,716.13x = 200,585.15 × 54,831.04
  4. Step 4: Simplify right side
    133,716.13x = 10,998,292,383.06
  5. Step 5: Solve for x
    x = 10,998,292,383.06/133,716.13
  6. Step 6: Final answer
    x = 82,251.05

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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.