Home / 126,065.44-173,965.89-68,703.58

Finding the Fourth Proportional to 126,065.44, 173,965.89 and 68,703.58

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Solution

The fourth proportional to 126,065.44, 173,965.89 and 68,703.58 is: 94,808.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,065.44 : 173,965.89 = 68,703.58 : x
  2. Step 2: Convert to fraction form
    126,065.44/173,965.89 = 68,703.58/x
  3. Step 3: Cross multiply
    126,065.44x = 173,965.89 × 68,703.58
  4. Step 4: Simplify right side
    126,065.44x = 11,952,079,440.89
  5. Step 5: Solve for x
    x = 11,952,079,440.89/126,065.44
  6. Step 6: Final answer
    x = 94,808.53

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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.