Home / 126,016.88-173,902.77-68,656.04

Finding the Fourth Proportional to 126,016.88, 173,902.77 and 68,656.04

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Solution

The fourth proportional to 126,016.88, 173,902.77 and 68,656.04 is: 94,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,016.88 : 173,902.77 = 68,656.04 : x
  2. Step 2: Convert to fraction form
    126,016.88/173,902.77 = 68,656.04/x
  3. Step 3: Cross multiply
    126,016.88x = 173,902.77 × 68,656.04
  4. Step 4: Simplify right side
    126,016.88x = 11,939,474,663.72
  5. Step 5: Solve for x
    x = 11,939,474,663.72/126,016.88
  6. Step 6: Final answer
    x = 94,745.05

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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.