Home / 204,424.20-306,053.10-125,692.20

Finding the Fourth Proportional to 204,424.20, 306,053.10 and 125,692.20

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Solution

The fourth proportional to 204,424.20, 306,053.10 and 125,692.20 is: 188,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,424.20 : 306,053.10 = 125,692.20 : x
  2. Step 2: Convert to fraction form
    204,424.20/306,053.10 = 125,692.20/x
  3. Step 3: Cross multiply
    204,424.20x = 306,053.10 × 125,692.20
  4. Step 4: Simplify right side
    204,424.20x = 38,468,487,455.82
  5. Step 5: Solve for x
    x = 38,468,487,455.82/204,424.20
  6. Step 6: Final answer
    x = 188,179.71

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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.