Home / 87,167.22-120,283.42-48,919.02

Finding the Fourth Proportional to 87,167.22, 120,283.42 and 48,919.02

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Solution

The fourth proportional to 87,167.22, 120,283.42 and 48,919.02 is: 67,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,167.22 : 120,283.42 = 48,919.02 : x
  2. Step 2: Convert to fraction form
    87,167.22/120,283.42 = 48,919.02/x
  3. Step 3: Cross multiply
    87,167.22x = 120,283.42 × 48,919.02
  4. Step 4: Simplify right side
    87,167.22x = 5,884,147,028.65
  5. Step 5: Solve for x
    x = 5,884,147,028.65/87,167.22
  6. Step 6: Final answer
    x = 67,504.13

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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.