Home / 173,861.10-260,791.65-123,669.45

Finding the Fourth Proportional to 173,861.10, 260,791.65 and 123,669.45

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Solution

The fourth proportional to 173,861.10, 260,791.65 and 123,669.45 is: 185,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,861.10 : 260,791.65 = 123,669.45 : x
  2. Step 2: Convert to fraction form
    173,861.10/260,791.65 = 123,669.45/x
  3. Step 3: Cross multiply
    173,861.10x = 260,791.65 × 123,669.45
  4. Step 4: Simplify right side
    173,861.10x = 32,251,959,920.09
  5. Step 5: Solve for x
    x = 32,251,959,920.09/173,861.10
  6. Step 6: Final answer
    x = 185,504.18

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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.