Home / 115,234.14-172,876.89-35,283.32

Finding the Fourth Proportional to 115,234.14, 172,876.89 and 35,283.32

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Solution

The fourth proportional to 115,234.14, 172,876.89 and 35,283.32 is: 52,932.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,234.14 : 172,876.89 = 35,283.32 : x
  2. Step 2: Convert to fraction form
    115,234.14/172,876.89 = 35,283.32/x
  3. Step 3: Cross multiply
    115,234.14x = 172,876.89 × 35,283.32
  4. Step 4: Simplify right side
    115,234.14x = 6,099,669,766.09
  5. Step 5: Solve for x
    x = 6,099,669,766.09/115,234.14
  6. Step 6: Final answer
    x = 52,932.84

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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.