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Finding the Fourth Proportional to 119,697.48, 179,677.46 and 49,626

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Solution

The fourth proportional to 119,697.48, 179,677.46 and 49,626 is: 74,493.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,697.48 : 179,677.46 = 49,626 : x
  2. Step 2: Convert to fraction form
    119,697.48/179,677.46 = 49,626/x
  3. Step 3: Cross multiply
    119,697.48x = 179,677.46 × 49,626
  4. Step 4: Simplify right side
    119,697.48x = 8,916,673,629.96
  5. Step 5: Solve for x
    x = 8,916,673,629.96/119,697.48
  6. Step 6: Final answer
    x = 74,493.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.