Home / 71,081.02-106,676.61-26,748.10

Finding the Fourth Proportional to 71,081.02, 106,676.61 and 26,748.10

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Solution

The fourth proportional to 71,081.02, 106,676.61 and 26,748.10 is: 40,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,081.02 : 106,676.61 = 26,748.10 : x
  2. Step 2: Convert to fraction form
    71,081.02/106,676.61 = 26,748.10/x
  3. Step 3: Cross multiply
    71,081.02x = 106,676.61 × 26,748.10
  4. Step 4: Simplify right side
    71,081.02x = 2,853,396,631.94
  5. Step 5: Solve for x
    x = 2,853,396,631.94/71,081.02
  6. Step 6: Final answer
    x = 40,142.88

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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.