Home / 126,360.90-174,385.13-69,005.54

Finding the Fourth Proportional to 126,360.90, 174,385.13 and 69,005.54

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Solution

The fourth proportional to 126,360.90, 174,385.13 and 69,005.54 is: 95,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,360.90 : 174,385.13 = 69,005.54 : x
  2. Step 2: Convert to fraction form
    126,360.90/174,385.13 = 69,005.54/x
  3. Step 3: Cross multiply
    126,360.90x = 174,385.13 × 69,005.54
  4. Step 4: Simplify right side
    126,360.90x = 12,033,540,154.56
  5. Step 5: Solve for x
    x = 12,033,540,154.56/126,360.90
  6. Step 6: Final answer
    x = 95,231.52

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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.