Home / 214,344.63-321,513.60-52,240.53

Finding the Fourth Proportional to 214,344.63, 321,513.60 and 52,240.53

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Solution

The fourth proportional to 214,344.63, 321,513.60 and 52,240.53 is: 78,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,344.63 : 321,513.60 = 52,240.53 : x
  2. Step 2: Convert to fraction form
    214,344.63/321,513.60 = 52,240.53/x
  3. Step 3: Cross multiply
    214,344.63x = 321,513.60 × 52,240.53
  4. Step 4: Simplify right side
    214,344.63x = 16,796,040,866.21
  5. Step 5: Solve for x
    x = 16,796,040,866.21/214,344.63
  6. Step 6: Final answer
    x = 78,359.98

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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.