Home / 214,470.16-321,803.65-109,362.94

Finding the Fourth Proportional to 214,470.16, 321,803.65 and 109,362.94

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Solution

The fourth proportional to 214,470.16, 321,803.65 and 109,362.94 is: 164,094.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,470.16 : 321,803.65 = 109,362.94 : x
  2. Step 2: Convert to fraction form
    214,470.16/321,803.65 = 109,362.94/x
  3. Step 3: Cross multiply
    214,470.16x = 321,803.65 × 109,362.94
  4. Step 4: Simplify right side
    214,470.16x = 35,193,393,266.73
  5. Step 5: Solve for x
    x = 35,193,393,266.73/214,470.16
  6. Step 6: Final answer
    x = 164,094.59

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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.