Home / 67,045.73-100,581.48-22,679.60

Finding the Fourth Proportional to 67,045.73, 100,581.48 and 22,679.60

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Solution

The fourth proportional to 67,045.73, 100,581.48 and 22,679.60 is: 34,023.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,045.73 : 100,581.48 = 22,679.60 : x
  2. Step 2: Convert to fraction form
    67,045.73/100,581.48 = 22,679.60/x
  3. Step 3: Cross multiply
    67,045.73x = 100,581.48 × 22,679.60
  4. Step 4: Simplify right side
    67,045.73x = 2,281,147,230.90
  5. Step 5: Solve for x
    x = 2,281,147,230.90/67,045.73
  6. Step 6: Final answer
    x = 34,023.75

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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.