Home / 126,251.75-174,228.02-69,663.12

Finding the Fourth Proportional to 126,251.75, 174,228.02 and 69,663.12

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Solution

The fourth proportional to 126,251.75, 174,228.02 and 69,663.12 is: 96,135.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,251.75 : 174,228.02 = 69,663.12 : x
  2. Step 2: Convert to fraction form
    126,251.75/174,228.02 = 69,663.12/x
  3. Step 3: Cross multiply
    126,251.75x = 174,228.02 × 69,663.12
  4. Step 4: Simplify right side
    126,251.75x = 12,137,267,116.31
  5. Step 5: Solve for x
    x = 12,137,267,116.31/126,251.75
  6. Step 6: Final answer
    x = 96,135.44

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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.