Home / 79,381.08-119,075.28-26,791.04

Finding the Fourth Proportional to 79,381.08, 119,075.28 and 26,791.04

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Solution

The fourth proportional to 79,381.08, 119,075.28 and 26,791.04 is: 40,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,381.08 : 119,075.28 = 26,791.04 : x
  2. Step 2: Convert to fraction form
    79,381.08/119,075.28 = 26,791.04/x
  3. Step 3: Cross multiply
    79,381.08x = 119,075.28 × 26,791.04
  4. Step 4: Simplify right side
    79,381.08x = 3,190,150,589.49
  5. Step 5: Solve for x
    x = 3,190,150,589.49/79,381.08
  6. Step 6: Final answer
    x = 40,187.80

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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.