Home / 126,992.07-175,250.75-69,631.29

Finding the Fourth Proportional to 126,992.07, 175,250.75 and 69,631.29

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Solution

The fourth proportional to 126,992.07, 175,250.75 and 69,631.29 is: 96,092.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,992.07 : 175,250.75 = 69,631.29 : x
  2. Step 2: Convert to fraction form
    126,992.07/175,250.75 = 69,631.29/x
  3. Step 3: Cross multiply
    126,992.07x = 175,250.75 × 69,631.29
  4. Step 4: Simplify right side
    126,992.07x = 12,202,935,447.81
  5. Step 5: Solve for x
    x = 12,202,935,447.81/126,992.07
  6. Step 6: Final answer
    x = 96,092.11

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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.