Home / 204,428.20-306,059.10-181,100.20

Finding the Fourth Proportional to 204,428.20, 306,059.10 and 181,100.20

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Solution

The fourth proportional to 204,428.20, 306,059.10 and 181,100.20 is: 271,133.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,428.20 : 306,059.10 = 181,100.20 : x
  2. Step 2: Convert to fraction form
    204,428.20/306,059.10 = 181,100.20/x
  3. Step 3: Cross multiply
    204,428.20x = 306,059.10 × 181,100.20
  4. Step 4: Simplify right side
    204,428.20x = 55,427,364,221.82
  5. Step 5: Solve for x
    x = 55,427,364,221.82/204,428.20
  6. Step 6: Final answer
    x = 271,133.65

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1.5x scale

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.