Home / 205,726.24-283,928.46-115,087.24

Finding the Fourth Proportional to 205,726.24, 283,928.46 and 115,087.24

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Solution

The fourth proportional to 205,726.24, 283,928.46 and 115,087.24 is: 158,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,726.24 : 283,928.46 = 115,087.24 : x
  2. Step 2: Convert to fraction form
    205,726.24/283,928.46 = 115,087.24/x
  3. Step 3: Cross multiply
    205,726.24x = 283,928.46 × 115,087.24
  4. Step 4: Simplify right side
    205,726.24x = 32,676,542,818.85
  5. Step 5: Solve for x
    x = 32,676,542,818.85/205,726.24
  6. Step 6: Final answer
    x = 158,835.08

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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.