Home / 79,436.85-119,169.94-26,131.83

Finding the Fourth Proportional to 79,436.85, 119,169.94 and 26,131.83

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Solution

The fourth proportional to 79,436.85, 119,169.94 and 26,131.83 is: 39,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,436.85 : 119,169.94 = 26,131.83 : x
  2. Step 2: Convert to fraction form
    79,436.85/119,169.94 = 26,131.83/x
  3. Step 3: Cross multiply
    79,436.85x = 119,169.94 × 26,131.83
  4. Step 4: Simplify right side
    79,436.85x = 3,114,128,613.19
  5. Step 5: Solve for x
    x = 3,114,128,613.19/79,436.85
  6. Step 6: Final answer
    x = 39,202.57

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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.