Home / 262,126.24-361,726.88-158,821.61

Finding the Fourth Proportional to 262,126.24, 361,726.88 and 158,821.61

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Solution

The fourth proportional to 262,126.24, 361,726.88 and 158,821.61 is: 219,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,126.24 : 361,726.88 = 158,821.61 : x
  2. Step 2: Convert to fraction form
    262,126.24/361,726.88 = 158,821.61/x
  3. Step 3: Cross multiply
    262,126.24x = 361,726.88 × 158,821.61
  4. Step 4: Simplify right side
    262,126.24x = 57,450,042,859.13
  5. Step 5: Solve for x
    x = 57,450,042,859.13/262,126.24
  6. Step 6: Final answer
    x = 219,169.37

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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.