Home / 216,834.44-325,268.07-67,089.87

Finding the Fourth Proportional to 216,834.44, 325,268.07 and 67,089.87

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Solution

The fourth proportional to 216,834.44, 325,268.07 and 67,089.87 is: 100,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,834.44 : 325,268.07 = 67,089.87 : x
  2. Step 2: Convert to fraction form
    216,834.44/325,268.07 = 67,089.87/x
  3. Step 3: Cross multiply
    216,834.44x = 325,268.07 × 67,089.87
  4. Step 4: Simplify right side
    216,834.44x = 21,822,192,374.21
  5. Step 5: Solve for x
    x = 21,822,192,374.21/216,834.44
  6. Step 6: Final answer
    x = 100,639.88

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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.