Home / 69,048.96-95,286.72-39,239.04

Finding the Fourth Proportional to 69,048.96, 95,286.72 and 39,239.04

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Solution

The fourth proportional to 69,048.96, 95,286.72 and 39,239.04 is: 54,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,048.96 : 95,286.72 = 39,239.04 : x
  2. Step 2: Convert to fraction form
    69,048.96/95,286.72 = 39,239.04/x
  3. Step 3: Cross multiply
    69,048.96x = 95,286.72 × 39,239.04
  4. Step 4: Simplify right side
    69,048.96x = 3,738,959,417.55
  5. Step 5: Solve for x
    x = 3,738,959,417.55/69,048.96
  6. Step 6: Final answer
    x = 54,149.40

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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.