Home / 126,083.38-173,927.44-80,712.55

Finding the Fourth Proportional to 126,083.38, 173,927.44 and 80,712.55

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Solution

The fourth proportional to 126,083.38, 173,927.44 and 80,712.55 is: 111,340.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,083.38 : 173,927.44 = 80,712.55 : x
  2. Step 2: Convert to fraction form
    126,083.38/173,927.44 = 80,712.55/x
  3. Step 3: Cross multiply
    126,083.38x = 173,927.44 × 80,712.55
  4. Step 4: Simplify right side
    126,083.38x = 14,038,125,924.17
  5. Step 5: Solve for x
    x = 14,038,125,924.17/126,083.38
  6. Step 6: Final answer
    x = 111,340.02

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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.