Home / 69,452.96-95,840.35-39,239.55

Finding the Fourth Proportional to 69,452.96, 95,840.35 and 39,239.55

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Solution

The fourth proportional to 69,452.96, 95,840.35 and 39,239.55 is: 54,147.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,452.96 : 95,840.35 = 39,239.55 : x
  2. Step 2: Convert to fraction form
    69,452.96/95,840.35 = 39,239.55/x
  3. Step 3: Cross multiply
    69,452.96x = 95,840.35 × 39,239.55
  4. Step 4: Simplify right side
    69,452.96x = 3,760,732,107.74
  5. Step 5: Solve for x
    x = 3,760,732,107.74/69,452.96
  6. Step 6: Final answer
    x = 54,147.91

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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.