Home / 239,136.12-327,617.91-230,167.80

Finding the Fourth Proportional to 239,136.12, 327,617.91 and 230,167.80

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Solution

The fourth proportional to 239,136.12, 327,617.91 and 230,167.80 is: 315,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,136.12 : 327,617.91 = 230,167.80 : x
  2. Step 2: Convert to fraction form
    239,136.12/327,617.91 = 230,167.80/x
  3. Step 3: Cross multiply
    239,136.12x = 327,617.91 × 230,167.80
  4. Step 4: Simplify right side
    239,136.12x = 75,407,093,585.30
  5. Step 5: Solve for x
    x = 75,407,093,585.30/239,136.12
  6. Step 6: Final answer
    x = 315,331.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.