Home / 254,923.24-351,791.92-141,745

Finding the Fourth Proportional to 254,923.24, 351,791.92 and 141,745

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Solution

The fourth proportional to 254,923.24, 351,791.92 and 141,745 is: 195,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,923.24 : 351,791.92 = 141,745 : x
  2. Step 2: Convert to fraction form
    254,923.24/351,791.92 = 141,745/x
  3. Step 3: Cross multiply
    254,923.24x = 351,791.92 × 141,745
  4. Step 4: Simplify right side
    254,923.24x = 49,864,745,700.40
  5. Step 5: Solve for x
    x = 49,864,745,700.40/254,923.24
  6. Step 6: Final answer
    x = 195,606.90

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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.