Home / 194,229.51-268,041.74-109,349.61

Finding the Fourth Proportional to 194,229.51, 268,041.74 and 109,349.61

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Solution

The fourth proportional to 194,229.51, 268,041.74 and 109,349.61 is: 150,905.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,229.51 : 268,041.74 = 109,349.61 : x
  2. Step 2: Convert to fraction form
    194,229.51/268,041.74 = 109,349.61/x
  3. Step 3: Cross multiply
    194,229.51x = 268,041.74 × 109,349.61
  4. Step 4: Simplify right side
    194,229.51x = 29,310,259,732.72
  5. Step 5: Solve for x
    x = 29,310,259,732.72/194,229.51
  6. Step 6: Final answer
    x = 150,905.29

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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.