Home / 194,639.22-268,601.67-109,755.68

Finding the Fourth Proportional to 194,639.22, 268,601.67 and 109,755.68

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Solution

The fourth proportional to 194,639.22, 268,601.67 and 109,755.68 is: 151,462.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,639.22 : 268,601.67 = 109,755.68 : x
  2. Step 2: Convert to fraction form
    194,639.22/268,601.67 = 109,755.68/x
  3. Step 3: Cross multiply
    194,639.22x = 268,601.67 × 109,755.68
  4. Step 4: Simplify right side
    194,639.22x = 29,480,557,596.98
  5. Step 5: Solve for x
    x = 29,480,557,596.98/194,639.22
  6. Step 6: Final answer
    x = 151,462.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.