Home / 194,493.05-268,403.29-108,449.49

Finding the Fourth Proportional to 194,493.05, 268,403.29 and 108,449.49

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Solution

The fourth proportional to 194,493.05, 268,403.29 and 108,449.49 is: 149,661.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,493.05 : 268,403.29 = 108,449.49 : x
  2. Step 2: Convert to fraction form
    194,493.05/268,403.29 = 108,449.49/x
  3. Step 3: Cross multiply
    194,493.05x = 268,403.29 × 108,449.49
  4. Step 4: Simplify right side
    194,493.05x = 29,108,199,643.70
  5. Step 5: Solve for x
    x = 29,108,199,643.70/194,493.05
  6. Step 6: Final answer
    x = 149,661.91

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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.