Home / 89,181.11-123,065.22-50,933.09

Finding the Fourth Proportional to 89,181.11, 123,065.22 and 50,933.09

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Solution

The fourth proportional to 89,181.11, 123,065.22 and 50,933.09 is: 70,284.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,181.11 : 123,065.22 = 50,933.09 : x
  2. Step 2: Convert to fraction form
    89,181.11/123,065.22 = 50,933.09/x
  3. Step 3: Cross multiply
    89,181.11x = 123,065.22 × 50,933.09
  4. Step 4: Simplify right side
    89,181.11x = 6,268,091,926.13
  5. Step 5: Solve for x
    x = 6,268,091,926.13/89,181.11
  6. Step 6: Final answer
    x = 70,284.97

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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.