Home / 263,557.14-395,147.79-123,239.22

Finding the Fourth Proportional to 263,557.14, 395,147.79 and 123,239.22

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Solution

The fourth proportional to 263,557.14, 395,147.79 and 123,239.22 is: 184,770.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,557.14 : 395,147.79 = 123,239.22 : x
  2. Step 2: Convert to fraction form
    263,557.14/395,147.79 = 123,239.22/x
  3. Step 3: Cross multiply
    263,557.14x = 395,147.79 × 123,239.22
  4. Step 4: Simplify right side
    263,557.14x = 48,697,705,424.32
  5. Step 5: Solve for x
    x = 48,697,705,424.32/263,557.14
  6. Step 6: Final answer
    x = 184,770.96

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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.