Home / 214,635.20-321,823.20-96,284.48

Finding the Fourth Proportional to 214,635.20, 321,823.20 and 96,284.48

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Solution

The fourth proportional to 214,635.20, 321,823.20 and 96,284.48 is: 144,368.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,635.20 : 321,823.20 = 96,284.48 : x
  2. Step 2: Convert to fraction form
    214,635.20/321,823.20 = 96,284.48/x
  3. Step 3: Cross multiply
    214,635.20x = 321,823.20 × 96,284.48
  4. Step 4: Simplify right side
    214,635.20x = 30,986,579,463.94
  5. Step 5: Solve for x
    x = 30,986,579,463.94/214,635.20
  6. Step 6: Final answer
    x = 144,368.58

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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.