Home / 60,991.03-91,481.14-21,546.19

Finding the Fourth Proportional to 60,991.03, 91,481.14 and 21,546.19

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Solution

The fourth proportional to 60,991.03, 91,481.14 and 21,546.19 is: 32,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,991.03 : 91,481.14 = 21,546.19 : x
  2. Step 2: Convert to fraction form
    60,991.03/91,481.14 = 21,546.19/x
  3. Step 3: Cross multiply
    60,991.03x = 91,481.14 × 21,546.19
  4. Step 4: Simplify right side
    60,991.03x = 1,971,070,023.86
  5. Step 5: Solve for x
    x = 1,971,070,023.86/60,991.03
  6. Step 6: Final answer
    x = 32,317.38

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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.