Home / 69,452.81-95,839.18-39,240.75

Finding the Fourth Proportional to 69,452.81, 95,839.18 and 39,240.75

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Solution

The fourth proportional to 69,452.81, 95,839.18 and 39,240.75 is: 54,149.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,452.81 : 95,839.18 = 39,240.75 : x
  2. Step 2: Convert to fraction form
    69,452.81/95,839.18 = 39,240.75/x
  3. Step 3: Cross multiply
    69,452.81x = 95,839.18 × 39,240.75
  4. Step 4: Simplify right side
    69,452.81x = 3,760,801,302.59
  5. Step 5: Solve for x
    x = 3,760,801,302.59/69,452.81
  6. Step 6: Final answer
    x = 54,149.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.