Home / 126,275.85-174,260.31-69,686.82

Finding the Fourth Proportional to 126,275.85, 174,260.31 and 69,686.82

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Solution

The fourth proportional to 126,275.85, 174,260.31 and 69,686.82 is: 96,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,275.85 : 174,260.31 = 69,686.82 : x
  2. Step 2: Convert to fraction form
    126,275.85/174,260.31 = 69,686.82/x
  3. Step 3: Cross multiply
    126,275.85x = 174,260.31 × 69,686.82
  4. Step 4: Simplify right side
    126,275.85x = 12,143,646,856.11
  5. Step 5: Solve for x
    x = 12,143,646,856.11/126,275.85
  6. Step 6: Final answer
    x = 96,167.61

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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.