Home / 126,535.11-174,612.42-69,177.39

Finding the Fourth Proportional to 126,535.11, 174,612.42 and 69,177.39

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Solution

The fourth proportional to 126,535.11, 174,612.42 and 69,177.39 is: 95,461.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,535.11 : 174,612.42 = 69,177.39 : x
  2. Step 2: Convert to fraction form
    126,535.11/174,612.42 = 69,177.39/x
  3. Step 3: Cross multiply
    126,535.11x = 174,612.42 × 69,177.39
  4. Step 4: Simplify right side
    126,535.11x = 12,079,231,477.18
  5. Step 5: Solve for x
    x = 12,079,231,477.18/126,535.11
  6. Step 6: Final answer
    x = 95,461.50

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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.