Home / 182,110.20-273,165.30-128,966.10

Finding the Fourth Proportional to 182,110.20, 273,165.30 and 128,966.10

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Solution

The fourth proportional to 182,110.20, 273,165.30 and 128,966.10 is: 193,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,110.20 : 273,165.30 = 128,966.10 : x
  2. Step 2: Convert to fraction form
    182,110.20/273,165.30 = 128,966.10/x
  3. Step 3: Cross multiply
    182,110.20x = 273,165.30 × 128,966.10
  4. Step 4: Simplify right side
    182,110.20x = 35,229,063,396.33
  5. Step 5: Solve for x
    x = 35,229,063,396.33/182,110.20
  6. Step 6: Final answer
    x = 193,449.15

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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.