Home / 194,294.10-268,120.62-109,409.34

Finding the Fourth Proportional to 194,294.10, 268,120.62 and 109,409.34

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Solution

The fourth proportional to 194,294.10, 268,120.62 and 109,409.34 is: 150,981.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,294.10 : 268,120.62 = 109,409.34 : x
  2. Step 2: Convert to fraction form
    194,294.10/268,120.62 = 109,409.34/x
  3. Step 3: Cross multiply
    194,294.10x = 268,120.62 × 109,409.34
  4. Step 4: Simplify right side
    194,294.10x = 29,334,900,074.59
  5. Step 5: Solve for x
    x = 29,334,900,074.59/194,294.10
  6. Step 6: Final answer
    x = 150,981.94

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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.