Home / 325,268.15-487,926.90-100,651.29

Finding the Fourth Proportional to 325,268.15, 487,926.90 and 100,651.29

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Solution

The fourth proportional to 325,268.15, 487,926.90 and 100,651.29 is: 150,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,268.15 : 487,926.90 = 100,651.29 : x
  2. Step 2: Convert to fraction form
    325,268.15/487,926.90 = 100,651.29/x
  3. Step 3: Cross multiply
    325,268.15x = 487,926.90 × 100,651.29
  4. Step 4: Simplify right side
    325,268.15x = 49,110,471,910.70
  5. Step 5: Solve for x
    x = 49,110,471,910.70/325,268.15
  6. Step 6: Final answer
    x = 150,984.57

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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.