Home / 134,229.46-185,042.64-88,831.39

Finding the Fourth Proportional to 134,229.46, 185,042.64 and 88,831.39

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Solution

The fourth proportional to 134,229.46, 185,042.64 and 88,831.39 is: 122,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,229.46 : 185,042.64 = 88,831.39 : x
  2. Step 2: Convert to fraction form
    134,229.46/185,042.64 = 88,831.39/x
  3. Step 3: Cross multiply
    134,229.46x = 185,042.64 × 88,831.39
  4. Step 4: Simplify right side
    134,229.46x = 16,437,594,920.47
  5. Step 5: Solve for x
    x = 16,437,594,920.47/134,229.46
  6. Step 6: Final answer
    x = 122,458.92

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1.5x scale

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.