Home / 126,118.63-173,945.24-80,800.82

Finding the Fourth Proportional to 126,118.63, 173,945.24 and 80,800.82

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Solution

The fourth proportional to 126,118.63, 173,945.24 and 80,800.82 is: 111,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,118.63 : 173,945.24 = 80,800.82 : x
  2. Step 2: Convert to fraction form
    126,118.63/173,945.24 = 80,800.82/x
  3. Step 3: Cross multiply
    126,118.63x = 173,945.24 × 80,800.82
  4. Step 4: Simplify right side
    126,118.63x = 14,054,917,157.37
  5. Step 5: Solve for x
    x = 14,054,917,157.37/126,118.63
  6. Step 6: Final answer
    x = 111,442.04

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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.