Home / 230,874.26-346,171.22-90,464.66

Finding the Fourth Proportional to 230,874.26, 346,171.22 and 90,464.66

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Solution

The fourth proportional to 230,874.26, 346,171.22 and 90,464.66 is: 135,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,874.26 : 346,171.22 = 90,464.66 : x
  2. Step 2: Convert to fraction form
    230,874.26/346,171.22 = 90,464.66/x
  3. Step 3: Cross multiply
    230,874.26x = 346,171.22 × 90,464.66
  4. Step 4: Simplify right side
    230,874.26x = 31,316,261,719.09
  5. Step 5: Solve for x
    x = 31,316,261,719.09/230,874.26
  6. Step 6: Final answer
    x = 135,642.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.