Home / 71,837.60-99,132.03-41,209.16

Finding the Fourth Proportional to 71,837.60, 99,132.03 and 41,209.16

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Solution

The fourth proportional to 71,837.60, 99,132.03 and 41,209.16 is: 56,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,837.60 : 99,132.03 = 41,209.16 : x
  2. Step 2: Convert to fraction form
    71,837.60/99,132.03 = 41,209.16/x
  3. Step 3: Cross multiply
    71,837.60x = 99,132.03 × 41,209.16
  4. Step 4: Simplify right side
    71,837.60x = 4,085,147,189.73
  5. Step 5: Solve for x
    x = 4,085,147,189.73/71,837.60
  6. Step 6: Final answer
    x = 56,866.42

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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.