Home / 194,389.88-268,262.13-109,506.94

Finding the Fourth Proportional to 194,389.88, 268,262.13 and 109,506.94

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Solution

The fourth proportional to 194,389.88, 268,262.13 and 109,506.94 is: 151,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,389.88 : 268,262.13 = 109,506.94 : x
  2. Step 2: Convert to fraction form
    194,389.88/268,262.13 = 109,506.94/x
  3. Step 3: Cross multiply
    194,389.88x = 268,262.13 × 109,506.94
  4. Step 4: Simplify right side
    194,389.88x = 29,376,564,098.20
  5. Step 5: Solve for x
    x = 29,376,564,098.20/194,389.88
  6. Step 6: Final answer
    x = 151,121.88

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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.