Home / 84,849.10-117,065.41-49,026.04

Finding the Fourth Proportional to 84,849.10, 117,065.41 and 49,026.04

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Solution

The fourth proportional to 84,849.10, 117,065.41 and 49,026.04 is: 67,640.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,849.10 : 117,065.41 = 49,026.04 : x
  2. Step 2: Convert to fraction form
    84,849.10/117,065.41 = 49,026.04/x
  3. Step 3: Cross multiply
    84,849.10x = 117,065.41 × 49,026.04
  4. Step 4: Simplify right side
    84,849.10x = 5,739,253,473.28
  5. Step 5: Solve for x
    x = 5,739,253,473.28/84,849.10
  6. Step 6: Final answer
    x = 67,640.71

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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.