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Finding the Fourth Proportional to 49,055, 67,695.90 and 26,699

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Solution

The fourth proportional to 49,055, 67,695.90 and 26,699 is: 36,844.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,055 : 67,695.90 = 26,699 : x
  2. Step 2: Convert to fraction form
    49,055/67,695.90 = 26,699/x
  3. Step 3: Cross multiply
    49,055x = 67,695.90 × 26,699
  4. Step 4: Simplify right side
    49,055x = 1,807,412,834.10
  5. Step 5: Solve for x
    x = 1,807,412,834.10/49,055
  6. Step 6: Final answer
    x = 36,844.62

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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.