Home / 138,829.26-207,966.41-63,846.65

Finding the Fourth Proportional to 138,829.26, 207,966.41 and 63,846.65

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Solution

The fourth proportional to 138,829.26, 207,966.41 and 63,846.65 is: 95,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,829.26 : 207,966.41 = 63,846.65 : x
  2. Step 2: Convert to fraction form
    138,829.26/207,966.41 = 63,846.65/x
  3. Step 3: Cross multiply
    138,829.26x = 207,966.41 × 63,846.65
  4. Step 4: Simplify right side
    138,829.26x = 13,277,958,591.03
  5. Step 5: Solve for x
    x = 13,277,958,591.03/138,829.26
  6. Step 6: Final answer
    x = 95,642.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.