Home / 216,831.22-325,277.82-67,084.30

Finding the Fourth Proportional to 216,831.22, 325,277.82 and 67,084.30

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Solution

The fourth proportional to 216,831.22, 325,277.82 and 67,084.30 is: 100,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,831.22 : 325,277.82 = 67,084.30 : x
  2. Step 2: Convert to fraction form
    216,831.22/325,277.82 = 67,084.30/x
  3. Step 3: Cross multiply
    216,831.22x = 325,277.82 × 67,084.30
  4. Step 4: Simplify right side
    216,831.22x = 21,821,034,860.23
  5. Step 5: Solve for x
    x = 21,821,034,860.23/216,831.22
  6. Step 6: Final answer
    x = 100,636.04

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1.5x scale

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.