Home / 254,876.13-351,751.47-140,174.97

Finding the Fourth Proportional to 254,876.13, 351,751.47 and 140,174.97

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Solution

The fourth proportional to 254,876.13, 351,751.47 and 140,174.97 is: 193,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,876.13 : 351,751.47 = 140,174.97 : x
  2. Step 2: Convert to fraction form
    254,876.13/351,751.47 = 140,174.97/x
  3. Step 3: Cross multiply
    254,876.13x = 351,751.47 × 140,174.97
  4. Step 4: Simplify right side
    254,876.13x = 49,306,751,754.71
  5. Step 5: Solve for x
    x = 49,306,751,754.71/254,876.13
  6. Step 6: Final answer
    x = 193,453.78

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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.