Home / 195,500.97-269,820.18-123,887.52

Finding the Fourth Proportional to 195,500.97, 269,820.18 and 123,887.52

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Solution

The fourth proportional to 195,500.97, 269,820.18 and 123,887.52 is: 170,983.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,500.97 : 269,820.18 = 123,887.52 : x
  2. Step 2: Convert to fraction form
    195,500.97/269,820.18 = 123,887.52/x
  3. Step 3: Cross multiply
    195,500.97x = 269,820.18 × 123,887.52
  4. Step 4: Simplify right side
    195,500.97x = 33,427,352,946.15
  5. Step 5: Solve for x
    x = 33,427,352,946.15/195,500.97
  6. Step 6: Final answer
    x = 170,983.05

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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.