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Finding the Fourth Proportional to 194,355.84, 268,212 and 109,474.24

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Solution

The fourth proportional to 194,355.84, 268,212 and 109,474.24 is: 151,074.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,355.84 : 268,212 = 109,474.24 : x
  2. Step 2: Convert to fraction form
    194,355.84/268,212 = 109,474.24/x
  3. Step 3: Cross multiply
    194,355.84x = 268,212 × 109,474.24
  4. Step 4: Simplify right side
    194,355.84x = 29,362,304,858.88
  5. Step 5: Solve for x
    x = 29,362,304,858.88/194,355.84
  6. Step 6: Final answer
    x = 151,074.98

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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.