Home / 49,287.48-68,021.64-29,150.88

Finding the Fourth Proportional to 49,287.48, 68,021.64 and 29,150.88

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Solution

The fourth proportional to 49,287.48, 68,021.64 and 29,150.88 is: 40,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,287.48 : 68,021.64 = 29,150.88 : x
  2. Step 2: Convert to fraction form
    49,287.48/68,021.64 = 29,150.88/x
  3. Step 3: Cross multiply
    49,287.48x = 68,021.64 × 29,150.88
  4. Step 4: Simplify right side
    49,287.48x = 1,982,890,665.04
  5. Step 5: Solve for x
    x = 1,982,890,665.04/49,287.48
  6. Step 6: Final answer
    x = 40,231.12

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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.