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Finding the Fourth Proportional to 49,107, 67,767.66 and 26,751

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Solution

The fourth proportional to 49,107, 67,767.66 and 26,751 is: 36,916.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,107 : 67,767.66 = 26,751 : x
  2. Step 2: Convert to fraction form
    49,107/67,767.66 = 26,751/x
  3. Step 3: Cross multiply
    49,107x = 67,767.66 × 26,751
  4. Step 4: Simplify right side
    49,107x = 1,812,852,672.66
  5. Step 5: Solve for x
    x = 1,812,852,672.66/49,107
  6. Step 6: Final answer
    x = 36,916.38

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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.