Home / 79,589.48-119,385.18-26,997.80

Finding the Fourth Proportional to 79,589.48, 119,385.18 and 26,997.80

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Solution

The fourth proportional to 79,589.48, 119,385.18 and 26,997.80 is: 40,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,589.48 : 119,385.18 = 26,997.80 : x
  2. Step 2: Convert to fraction form
    79,589.48/119,385.18 = 26,997.80/x
  3. Step 3: Cross multiply
    79,589.48x = 119,385.18 × 26,997.80
  4. Step 4: Simplify right side
    79,589.48x = 3,223,137,212.60
  5. Step 5: Solve for x
    x = 3,223,137,212.60/79,589.48
  6. Step 6: Final answer
    x = 40,497.03

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1.5x scale

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.