Home / 204,422.47-306,734.54-92,180.77

Finding the Fourth Proportional to 204,422.47, 306,734.54 and 92,180.77

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Solution

The fourth proportional to 204,422.47, 306,734.54 and 92,180.77 is: 138,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,422.47 : 306,734.54 = 92,180.77 : x
  2. Step 2: Convert to fraction form
    204,422.47/306,734.54 = 92,180.77/x
  3. Step 3: Cross multiply
    204,422.47x = 306,734.54 × 92,180.77
  4. Step 4: Simplify right side
    204,422.47x = 28,275,026,082.80
  5. Step 5: Solve for x
    x = 28,275,026,082.80/204,422.47
  6. Step 6: Final answer
    x = 138,316.62

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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.