Home / 95,380.94-143,072.40-28,821.62

Finding the Fourth Proportional to 95,380.94, 143,072.40 and 28,821.62

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Solution

The fourth proportional to 95,380.94, 143,072.40 and 28,821.62 is: 43,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,380.94 : 143,072.40 = 28,821.62 : x
  2. Step 2: Convert to fraction form
    95,380.94/143,072.40 = 28,821.62/x
  3. Step 3: Cross multiply
    95,380.94x = 143,072.40 × 28,821.62
  4. Step 4: Simplify right side
    95,380.94x = 4,123,578,345.29
  5. Step 5: Solve for x
    x = 4,123,578,345.29/95,380.94
  6. Step 6: Final answer
    x = 43,232.73

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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.