Home / 214,935.12-321,794.37-164,276.10

Finding the Fourth Proportional to 214,935.12, 321,794.37 and 164,276.10

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Solution

The fourth proportional to 214,935.12, 321,794.37 and 164,276.10 is: 245,949.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,935.12 : 321,794.37 = 164,276.10 : x
  2. Step 2: Convert to fraction form
    214,935.12/321,794.37 = 164,276.10/x
  3. Step 3: Cross multiply
    214,935.12x = 321,794.37 × 164,276.10
  4. Step 4: Simplify right side
    214,935.12x = 52,863,124,105.56
  5. Step 5: Solve for x
    x = 52,863,124,105.56/214,935.12
  6. Step 6: Final answer
    x = 245,949.22

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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.