Home / 126,363.66-174,318.87-75,340.41

Finding the Fourth Proportional to 126,363.66, 174,318.87 and 75,340.41

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Solution

The fourth proportional to 126,363.66, 174,318.87 and 75,340.41 is: 103,932.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,363.66 : 174,318.87 = 75,340.41 : x
  2. Step 2: Convert to fraction form
    126,363.66/174,318.87 = 75,340.41/x
  3. Step 3: Cross multiply
    126,363.66x = 174,318.87 × 75,340.41
  4. Step 4: Simplify right side
    126,363.66x = 13,133,255,136.54
  5. Step 5: Solve for x
    x = 13,133,255,136.54/126,363.66
  6. Step 6: Final answer
    x = 103,932.22

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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.