Home / 254,826.27-382,229.66-77,326.11

Finding the Fourth Proportional to 254,826.27, 382,229.66 and 77,326.11

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Solution

The fourth proportional to 254,826.27, 382,229.66 and 77,326.11 is: 115,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,826.27 : 382,229.66 = 77,326.11 : x
  2. Step 2: Convert to fraction form
    254,826.27/382,229.66 = 77,326.11/x
  3. Step 3: Cross multiply
    254,826.27x = 382,229.66 × 77,326.11
  4. Step 4: Simplify right side
    254,826.27x = 29,556,332,347.79
  5. Step 5: Solve for x
    x = 29,556,332,347.79/254,826.27
  6. Step 6: Final answer
    x = 115,986.21

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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.