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Finding the Fourth Proportional to 179,600.77, 269,401.16 and 79,737.49

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Solution

The fourth proportional to 179,600.77, 269,401.16 and 79,737.49 is: 119,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,600.77 : 269,401.16 = 79,737.49 : x
  2. Step 2: Convert to fraction form
    179,600.77/269,401.16 = 79,737.49/x
  3. Step 3: Cross multiply
    179,600.77x = 269,401.16 × 79,737.49
  4. Step 4: Simplify right side
    179,600.77x = 21,481,372,301.49
  5. Step 5: Solve for x
    x = 21,481,372,301.49/179,600.77
  6. Step 6: Final answer
    x = 119,606.24

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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.