Home / 126,073.32-174,232.02-103,377.12

Finding the Fourth Proportional to 126,073.32, 174,232.02 and 103,377.12

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Solution

The fourth proportional to 126,073.32, 174,232.02 and 103,377.12 is: 142,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,073.32 : 174,232.02 = 103,377.12 : x
  2. Step 2: Convert to fraction form
    126,073.32/174,232.02 = 103,377.12/x
  3. Step 3: Cross multiply
    126,073.32x = 174,232.02 × 103,377.12
  4. Step 4: Simplify right side
    126,073.32x = 18,011,604,439.38
  5. Step 5: Solve for x
    x = 18,011,604,439.38/126,073.32
  6. Step 6: Final answer
    x = 142,866.11

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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.