Home / 69,452.06-95,838.15-39,240

Finding the Fourth Proportional to 69,452.06, 95,838.15 and 39,240

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Solution

The fourth proportional to 69,452.06, 95,838.15 and 39,240 is: 54,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,452.06 : 95,838.15 = 39,240 : x
  2. Step 2: Convert to fraction form
    69,452.06/95,838.15 = 39,240/x
  3. Step 3: Cross multiply
    69,452.06x = 95,838.15 × 39,240
  4. Step 4: Simplify right side
    69,452.06x = 3,760,689,006
  5. Step 5: Solve for x
    x = 3,760,689,006/69,452.06
  6. Step 6: Final answer
    x = 54,147.98

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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.