Home / 71,265.48-98,344.26-38,999.19

Finding the Fourth Proportional to 71,265.48, 98,344.26 and 38,999.19

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Solution

The fourth proportional to 71,265.48, 98,344.26 and 38,999.19 is: 53,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,265.48 : 98,344.26 = 38,999.19 : x
  2. Step 2: Convert to fraction form
    71,265.48/98,344.26 = 38,999.19/x
  3. Step 3: Cross multiply
    71,265.48x = 98,344.26 × 38,999.19
  4. Step 4: Simplify right side
    71,265.48x = 3,835,346,481.15
  5. Step 5: Solve for x
    x = 3,835,346,481.15/71,265.48
  6. Step 6: Final answer
    x = 53,817.73

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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.