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Finding the Fourth Proportional to 220,080.03, 330,167.43 and 68,274.03

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Solution

The fourth proportional to 220,080.03, 330,167.43 and 68,274.03 is: 102,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,080.03 : 330,167.43 = 68,274.03 : x
  2. Step 2: Convert to fraction form
    220,080.03/330,167.43 = 68,274.03/x
  3. Step 3: Cross multiply
    220,080.03x = 330,167.43 × 68,274.03
  4. Step 4: Simplify right side
    220,080.03x = 22,541,862,450.99
  5. Step 5: Solve for x
    x = 22,541,862,450.99/220,080.03
  6. Step 6: Final answer
    x = 102,425.75

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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.