Home / 195,463.20-269,768.16-123,849.89

Finding the Fourth Proportional to 195,463.20, 269,768.16 and 123,849.89

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Solution

The fourth proportional to 195,463.20, 269,768.16 and 123,849.89 is: 170,931.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,463.20 : 269,768.16 = 123,849.89 : x
  2. Step 2: Convert to fraction form
    195,463.20/269,768.16 = 123,849.89/x
  3. Step 3: Cross multiply
    195,463.20x = 269,768.16 × 123,849.89
  4. Step 4: Simplify right side
    195,463.20x = 33,410,755,592.66
  5. Step 5: Solve for x
    x = 33,410,755,592.66/195,463.20
  6. Step 6: Final answer
    x = 170,931.18

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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.