Home / 123,947.40-185,921.46-49,085.22

Finding the Fourth Proportional to 123,947.40, 185,921.46 and 49,085.22

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Solution

The fourth proportional to 123,947.40, 185,921.46 and 49,085.22 is: 73,627.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,947.40 : 185,921.46 = 49,085.22 : x
  2. Step 2: Convert to fraction form
    123,947.40/185,921.46 = 49,085.22/x
  3. Step 3: Cross multiply
    123,947.40x = 185,921.46 × 49,085.22
  4. Step 4: Simplify right side
    123,947.40x = 9,125,995,766.82
  5. Step 5: Solve for x
    x = 9,125,995,766.82/123,947.40
  6. Step 6: Final answer
    x = 73,627.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.