Home / 214,544.19-321,762.38-88,219.73

Finding the Fourth Proportional to 214,544.19, 321,762.38 and 88,219.73

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Solution

The fourth proportional to 214,544.19, 321,762.38 and 88,219.73 is: 132,307.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,544.19 : 321,762.38 = 88,219.73 : x
  2. Step 2: Convert to fraction form
    214,544.19/321,762.38 = 88,219.73/x
  3. Step 3: Cross multiply
    214,544.19x = 321,762.38 × 88,219.73
  4. Step 4: Simplify right side
    214,544.19x = 28,385,790,651.06
  5. Step 5: Solve for x
    x = 28,385,790,651.06/214,544.19
  6. Step 6: Final answer
    x = 132,307.43

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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.