Home / 95,640.09-143,468.16-29,080.79

Finding the Fourth Proportional to 95,640.09, 143,468.16 and 29,080.79

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Solution

The fourth proportional to 95,640.09, 143,468.16 and 29,080.79 is: 43,623.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,640.09 : 143,468.16 = 29,080.79 : x
  2. Step 2: Convert to fraction form
    95,640.09/143,468.16 = 29,080.79/x
  3. Step 3: Cross multiply
    95,640.09x = 143,468.16 × 29,080.79
  4. Step 4: Simplify right side
    95,640.09x = 4,172,167,432.65
  5. Step 5: Solve for x
    x = 4,172,167,432.65/95,640.09
  6. Step 6: Final answer
    x = 43,623.63

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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.