Home / 71,446.10-107,147.26-49,401.14

Finding the Fourth Proportional to 71,446.10, 107,147.26 and 49,401.14

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Solution

The fourth proportional to 71,446.10, 107,147.26 and 49,401.14 is: 74,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,446.10 : 107,147.26 = 49,401.14 : x
  2. Step 2: Convert to fraction form
    71,446.10/107,147.26 = 49,401.14/x
  3. Step 3: Cross multiply
    71,446.10x = 107,147.26 × 49,401.14
  4. Step 4: Simplify right side
    71,446.10x = 5,293,196,791.88
  5. Step 5: Solve for x
    x = 5,293,196,791.88/71,446.10
  6. Step 6: Final answer
    x = 74,086.57

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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.