Home / 126,160.29-174,101.07-68,799.72

Finding the Fourth Proportional to 126,160.29, 174,101.07 and 68,799.72

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Solution

The fourth proportional to 126,160.29, 174,101.07 and 68,799.72 is: 94,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,160.29 : 174,101.07 = 68,799.72 : x
  2. Step 2: Convert to fraction form
    126,160.29/174,101.07 = 68,799.72/x
  3. Step 3: Cross multiply
    126,160.29x = 174,101.07 × 68,799.72
  4. Step 4: Simplify right side
    126,160.29x = 11,978,105,262.58
  5. Step 5: Solve for x
    x = 11,978,105,262.58/126,160.29
  6. Step 6: Final answer
    x = 94,943.55

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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.