Home / 79,268.22-118,919.88-26,676

Finding the Fourth Proportional to 79,268.22, 118,919.88 and 26,676

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Solution

The fourth proportional to 79,268.22, 118,919.88 and 26,676 is: 40,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,268.22 : 118,919.88 = 26,676 : x
  2. Step 2: Convert to fraction form
    79,268.22/118,919.88 = 26,676/x
  3. Step 3: Cross multiply
    79,268.22x = 118,919.88 × 26,676
  4. Step 4: Simplify right side
    79,268.22x = 3,172,306,718.88
  5. Step 5: Solve for x
    x = 3,172,306,718.88/79,268.22
  6. Step 6: Final answer
    x = 40,019.91

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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.