Home / 133,831.56-200,747.18-40,337.30

Finding the Fourth Proportional to 133,831.56, 200,747.18 and 40,337.30

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Solution

The fourth proportional to 133,831.56, 200,747.18 and 40,337.30 is: 60,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,831.56 : 200,747.18 = 40,337.30 : x
  2. Step 2: Convert to fraction form
    133,831.56/200,747.18 = 40,337.30/x
  3. Step 3: Cross multiply
    133,831.56x = 200,747.18 × 40,337.30
  4. Step 4: Simplify right side
    133,831.56x = 8,097,599,223.81
  5. Step 5: Solve for x
    x = 8,097,599,223.81/133,831.56
  6. Step 6: Final answer
    x = 60,505.90

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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.