Home / 204,046.20-306,069.30-202,077.90

Finding the Fourth Proportional to 204,046.20, 306,069.30 and 202,077.90

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Solution

The fourth proportional to 204,046.20, 306,069.30 and 202,077.90 is: 303,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,046.20 : 306,069.30 = 202,077.90 : x
  2. Step 2: Convert to fraction form
    204,046.20/306,069.30 = 202,077.90/x
  3. Step 3: Cross multiply
    204,046.20x = 306,069.30 × 202,077.90
  4. Step 4: Simplify right side
    204,046.20x = 61,849,841,398.47
  5. Step 5: Solve for x
    x = 61,849,841,398.47/204,046.20
  6. Step 6: Final answer
    x = 303,116.85

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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.