Home / 215,736.26-323,350.22-97,268.90

Finding the Fourth Proportional to 215,736.26, 323,350.22 and 97,268.90

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Solution

The fourth proportional to 215,736.26, 323,350.22 and 97,268.90 is: 145,788.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,736.26 : 323,350.22 = 97,268.90 : x
  2. Step 2: Convert to fraction form
    215,736.26/323,350.22 = 97,268.90/x
  3. Step 3: Cross multiply
    215,736.26x = 323,350.22 × 97,268.90
  4. Step 4: Simplify right side
    215,736.26x = 31,451,920,214.16
  5. Step 5: Solve for x
    x = 31,451,920,214.16/215,736.26
  6. Step 6: Final answer
    x = 145,788.75

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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.