Home / 49,901.48-68,872.92-29,759.72

Finding the Fourth Proportional to 49,901.48, 68,872.92 and 29,759.72

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Solution

The fourth proportional to 49,901.48, 68,872.92 and 29,759.72 is: 41,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,901.48 : 68,872.92 = 29,759.72 : x
  2. Step 2: Convert to fraction form
    49,901.48/68,872.92 = 29,759.72/x
  3. Step 3: Cross multiply
    49,901.48x = 68,872.92 × 29,759.72
  4. Step 4: Simplify right side
    49,901.48x = 2,049,638,814.78
  5. Step 5: Solve for x
    x = 2,049,638,814.78/49,901.48
  6. Step 6: Final answer
    x = 41,073.71

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1.5x scale

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.