Home / 49,144.16-67,812.10-29,001.88

Finding the Fourth Proportional to 49,144.16, 67,812.10 and 29,001.88

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Solution

The fourth proportional to 49,144.16, 67,812.10 and 29,001.88 is: 40,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,144.16 : 67,812.10 = 29,001.88 : x
  2. Step 2: Convert to fraction form
    49,144.16/67,812.10 = 29,001.88/x
  3. Step 3: Cross multiply
    49,144.16x = 67,812.10 × 29,001.88
  4. Step 4: Simplify right side
    49,144.16x = 1,966,678,386.75
  5. Step 5: Solve for x
    x = 1,966,678,386.75/49,144.16
  6. Step 6: Final answer
    x = 40,018.56

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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.