Home / 194,326.99-268,168.52-108,289.60

Finding the Fourth Proportional to 194,326.99, 268,168.52 and 108,289.60

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Solution

The fourth proportional to 194,326.99, 268,168.52 and 108,289.60 is: 149,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,326.99 : 268,168.52 = 108,289.60 : x
  2. Step 2: Convert to fraction form
    194,326.99/268,168.52 = 108,289.60/x
  3. Step 3: Cross multiply
    194,326.99x = 268,168.52 × 108,289.60
  4. Step 4: Simplify right side
    194,326.99x = 29,039,861,363.69
  5. Step 5: Solve for x
    x = 29,039,861,363.69/194,326.99
  6. Step 6: Final answer
    x = 149,438.13

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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.