Home / 173,910.31-260,490.53-117,439.89

Finding the Fourth Proportional to 173,910.31, 260,490.53 and 117,439.89

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Solution

The fourth proportional to 173,910.31, 260,490.53 and 117,439.89 is: 175,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,910.31 : 260,490.53 = 117,439.89 : x
  2. Step 2: Convert to fraction form
    173,910.31/260,490.53 = 117,439.89/x
  3. Step 3: Cross multiply
    173,910.31x = 260,490.53 × 117,439.89
  4. Step 4: Simplify right side
    173,910.31x = 30,591,979,189.24
  5. Step 5: Solve for x
    x = 30,591,979,189.24/173,910.31
  6. Step 6: Final answer
    x = 175,906.65

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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.