Home / 126,947.31-175,187.43-70,358.73

Finding the Fourth Proportional to 126,947.31, 175,187.43 and 70,358.73

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Solution

The fourth proportional to 126,947.31, 175,187.43 and 70,358.73 is: 97,095.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,947.31 : 175,187.43 = 70,358.73 : x
  2. Step 2: Convert to fraction form
    126,947.31/175,187.43 = 70,358.73/x
  3. Step 3: Cross multiply
    126,947.31x = 175,187.43 × 70,358.73
  4. Step 4: Simplify right side
    126,947.31x = 12,325,965,086.76
  5. Step 5: Solve for x
    x = 12,325,965,086.76/126,947.31
  6. Step 6: Final answer
    x = 97,095.13

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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.