Home / 231,831.39-347,176.85-113,119.95

Finding the Fourth Proportional to 231,831.39, 347,176.85 and 113,119.95

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Solution

The fourth proportional to 231,831.39, 347,176.85 and 113,119.95 is: 169,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,831.39 : 347,176.85 = 113,119.95 : x
  2. Step 2: Convert to fraction form
    231,831.39/347,176.85 = 113,119.95/x
  3. Step 3: Cross multiply
    231,831.39x = 347,176.85 × 113,119.95
  4. Step 4: Simplify right side
    231,831.39x = 39,272,627,347.56
  5. Step 5: Solve for x
    x = 39,272,627,347.56/231,831.39
  6. Step 6: Final answer
    x = 169,401.68

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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.