Home / 214,212.47-321,095.88-71,952.17

Finding the Fourth Proportional to 214,212.47, 321,095.88 and 71,952.17

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Solution

The fourth proportional to 214,212.47, 321,095.88 and 71,952.17 is: 107,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,212.47 : 321,095.88 = 71,952.17 : x
  2. Step 2: Convert to fraction form
    214,212.47/321,095.88 = 71,952.17/x
  3. Step 3: Cross multiply
    214,212.47x = 321,095.88 × 71,952.17
  4. Step 4: Simplify right side
    214,212.47x = 23,103,543,738.58
  5. Step 5: Solve for x
    x = 23,103,543,738.58/214,212.47
  6. Step 6: Final answer
    x = 107,853.40

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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.