Home / 185,062.80-255,388.43-108,583.20

Finding the Fourth Proportional to 185,062.80, 255,388.43 and 108,583.20

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Solution

The fourth proportional to 185,062.80, 255,388.43 and 108,583.20 is: 149,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,062.80 : 255,388.43 = 108,583.20 : x
  2. Step 2: Convert to fraction form
    185,062.80/255,388.43 = 108,583.20/x
  3. Step 3: Cross multiply
    185,062.80x = 255,388.43 × 108,583.20
  4. Step 4: Simplify right side
    185,062.80x = 27,730,891,812.98
  5. Step 5: Solve for x
    x = 27,730,891,812.98/185,062.80
  6. Step 6: Final answer
    x = 149,845.85

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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.