Home / 182,645.28-274,023.30-129,440.13

Finding the Fourth Proportional to 182,645.28, 274,023.30 and 129,440.13

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Solution

The fourth proportional to 182,645.28, 274,023.30 and 129,440.13 is: 194,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,645.28 : 274,023.30 = 129,440.13 : x
  2. Step 2: Convert to fraction form
    182,645.28/274,023.30 = 129,440.13/x
  3. Step 3: Cross multiply
    182,645.28x = 274,023.30 × 129,440.13
  4. Step 4: Simplify right side
    182,645.28x = 35,469,611,575.03
  5. Step 5: Solve for x
    x = 35,469,611,575.03/182,645.28
  6. Step 6: Final answer
    x = 194,199.44

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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.