Home / 134,831.55-202,247.33-126,520.95

Finding the Fourth Proportional to 134,831.55, 202,247.33 and 126,520.95

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Solution

The fourth proportional to 134,831.55, 202,247.33 and 126,520.95 is: 189,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,831.55 : 202,247.33 = 126,520.95 : x
  2. Step 2: Convert to fraction form
    134,831.55/202,247.33 = 126,520.95/x
  3. Step 3: Cross multiply
    134,831.55x = 202,247.33 × 126,520.95
  4. Step 4: Simplify right side
    134,831.55x = 25,588,524,326.56
  5. Step 5: Solve for x
    x = 25,588,524,326.56/134,831.55
  6. Step 6: Final answer
    x = 189,781.43

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1.5x scale

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.