Home / 179,977.22-269,861.34-61,616.78

Finding the Fourth Proportional to 179,977.22, 269,861.34 and 61,616.78

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Solution

The fourth proportional to 179,977.22, 269,861.34 and 61,616.78 is: 92,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,977.22 : 269,861.34 = 61,616.78 : x
  2. Step 2: Convert to fraction form
    179,977.22/269,861.34 = 61,616.78/x
  3. Step 3: Cross multiply
    179,977.22x = 269,861.34 × 61,616.78
  4. Step 4: Simplify right side
    179,977.22x = 16,627,986,817.29
  5. Step 5: Solve for x
    x = 16,627,986,817.29/179,977.22
  6. Step 6: Final answer
    x = 92,389.40

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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.