Home / 216,915.27-325,252.20-67,113.06

Finding the Fourth Proportional to 216,915.27, 325,252.20 and 67,113.06

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Solution

The fourth proportional to 216,915.27, 325,252.20 and 67,113.06 is: 100,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,915.27 : 325,252.20 = 67,113.06 : x
  2. Step 2: Convert to fraction form
    216,915.27/325,252.20 = 67,113.06/x
  3. Step 3: Cross multiply
    216,915.27x = 325,252.20 × 67,113.06
  4. Step 4: Simplify right side
    216,915.27x = 21,828,670,413.73
  5. Step 5: Solve for x
    x = 21,828,670,413.73/216,915.27
  6. Step 6: Final answer
    x = 100,632.24

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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.