Home / 194,339.68-268,181.76-109,464.64

Finding the Fourth Proportional to 194,339.68, 268,181.76 and 109,464.64

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Solution

The fourth proportional to 194,339.68, 268,181.76 and 109,464.64 is: 151,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,339.68 : 268,181.76 = 109,464.64 : x
  2. Step 2: Convert to fraction form
    194,339.68/268,181.76 = 109,464.64/x
  3. Step 3: Cross multiply
    194,339.68x = 268,181.76 × 109,464.64
  4. Step 4: Simplify right side
    194,339.68x = 29,356,419,812.97
  5. Step 5: Solve for x
    x = 29,356,419,812.97/194,339.68
  6. Step 6: Final answer
    x = 151,057.26

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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.