Home / 179,190.14-268,764.42-66,874.28

Finding the Fourth Proportional to 179,190.14, 268,764.42 and 66,874.28

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Solution

The fourth proportional to 179,190.14, 268,764.42 and 66,874.28 is: 100,303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,190.14 : 268,764.42 = 66,874.28 : x
  2. Step 2: Convert to fraction form
    179,190.14/268,764.42 = 66,874.28/x
  3. Step 3: Cross multiply
    179,190.14x = 268,764.42 × 66,874.28
  4. Step 4: Simplify right side
    179,190.14x = 17,973,427,077.12
  5. Step 5: Solve for x
    x = 17,973,427,077.12/179,190.14
  6. Step 6: Final answer
    x = 100,303.66

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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.