Home / 214,824.88-321,995.13-102,413.08

Finding the Fourth Proportional to 214,824.88, 321,995.13 and 102,413.08

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Solution

The fourth proportional to 214,824.88, 321,995.13 and 102,413.08 is: 153,504.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,824.88 : 321,995.13 = 102,413.08 : x
  2. Step 2: Convert to fraction form
    214,824.88/321,995.13 = 102,413.08/x
  3. Step 3: Cross multiply
    214,824.88x = 321,995.13 × 102,413.08
  4. Step 4: Simplify right side
    214,824.88x = 32,976,513,008.30
  5. Step 5: Solve for x
    x = 32,976,513,008.30/214,824.88
  6. Step 6: Final answer
    x = 153,504.16

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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.