Home / 71,747.90-98,997.09-41,531.42

Finding the Fourth Proportional to 71,747.90, 98,997.09 and 41,531.42

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Solution

The fourth proportional to 71,747.90, 98,997.09 and 41,531.42 is: 57,304.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,747.90 : 98,997.09 = 41,531.42 : x
  2. Step 2: Convert to fraction form
    71,747.90/98,997.09 = 41,531.42/x
  3. Step 3: Cross multiply
    71,747.90x = 98,997.09 × 41,531.42
  4. Step 4: Simplify right side
    71,747.90x = 4,111,489,723.57
  5. Step 5: Solve for x
    x = 4,111,489,723.57/71,747.90
  6. Step 6: Final answer
    x = 57,304.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.