Home / 126,358.66-174,311.97-75,335.41

Finding the Fourth Proportional to 126,358.66, 174,311.97 and 75,335.41

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Solution

The fourth proportional to 126,358.66, 174,311.97 and 75,335.41 is: 103,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,358.66 : 174,311.97 = 75,335.41 : x
  2. Step 2: Convert to fraction form
    126,358.66/174,311.97 = 75,335.41/x
  3. Step 3: Cross multiply
    126,358.66x = 174,311.97 × 75,335.41
  4. Step 4: Simplify right side
    126,358.66x = 13,131,863,727.86
  5. Step 5: Solve for x
    x = 13,131,863,727.86/126,358.66
  6. Step 6: Final answer
    x = 103,925.32

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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.