Home / 126,064.29-173,966.37-68,704.05

Finding the Fourth Proportional to 126,064.29, 173,966.37 and 68,704.05

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Solution

The fourth proportional to 126,064.29, 173,966.37 and 68,704.05 is: 94,810.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,064.29 : 173,966.37 = 68,704.05 : x
  2. Step 2: Convert to fraction form
    126,064.29/173,966.37 = 68,704.05/x
  3. Step 3: Cross multiply
    126,064.29x = 173,966.37 × 68,704.05
  4. Step 4: Simplify right side
    126,064.29x = 11,952,194,182.80
  5. Step 5: Solve for x
    x = 11,952,194,182.80/126,064.29
  6. Step 6: Final answer
    x = 94,810.31

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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.