Home / 179,110.44-268,654.86-66,768.84

Finding the Fourth Proportional to 179,110.44, 268,654.86 and 66,768.84

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Solution

The fourth proportional to 179,110.44, 268,654.86 and 66,768.84 is: 100,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,110.44 : 268,654.86 = 66,768.84 : x
  2. Step 2: Convert to fraction form
    179,110.44/268,654.86 = 66,768.84/x
  3. Step 3: Cross multiply
    179,110.44x = 268,654.86 × 66,768.84
  4. Step 4: Simplify right side
    179,110.44x = 17,937,773,362.56
  5. Step 5: Solve for x
    x = 17,937,773,362.56/179,110.44
  6. Step 6: Final answer
    x = 100,149.23

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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.