Home / 119,861.29-179,872.13-49,740.60

Finding the Fourth Proportional to 119,861.29, 179,872.13 and 49,740.60

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Solution

The fourth proportional to 119,861.29, 179,872.13 and 49,740.60 is: 74,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,861.29 : 179,872.13 = 49,740.60 : x
  2. Step 2: Convert to fraction form
    119,861.29/179,872.13 = 49,740.60/x
  3. Step 3: Cross multiply
    119,861.29x = 179,872.13 × 49,740.60
  4. Step 4: Simplify right side
    119,861.29x = 8,946,947,669.48
  5. Step 5: Solve for x
    x = 8,946,947,669.48/119,861.29
  6. Step 6: Final answer
    x = 74,644.18

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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.