Home / 126,947.06-175,187.09-70,358.48

Finding the Fourth Proportional to 126,947.06, 175,187.09 and 70,358.48

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Solution

The fourth proportional to 126,947.06, 175,187.09 and 70,358.48 is: 97,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,947.06 : 175,187.09 = 70,358.48 : x
  2. Step 2: Convert to fraction form
    126,947.06/175,187.09 = 70,358.48/x
  3. Step 3: Cross multiply
    126,947.06x = 175,187.09 × 70,358.48
  4. Step 4: Simplify right side
    126,947.06x = 12,325,897,016.23
  5. Step 5: Solve for x
    x = 12,325,897,016.23/126,947.06
  6. Step 6: Final answer
    x = 97,094.78

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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.