Home / 214,456.43-321,356.59-114,630.82

Finding the Fourth Proportional to 214,456.43, 321,356.59 and 114,630.82

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Solution

The fourth proportional to 214,456.43, 321,356.59 and 114,630.82 is: 171,770.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,456.43 : 321,356.59 = 114,630.82 : x
  2. Step 2: Convert to fraction form
    214,456.43/321,356.59 = 114,630.82/x
  3. Step 3: Cross multiply
    214,456.43x = 321,356.59 × 114,630.82
  4. Step 4: Simplify right side
    214,456.43x = 36,837,369,424.10
  5. Step 5: Solve for x
    x = 36,837,369,424.10/214,456.43
  6. Step 6: Final answer
    x = 171,770.88

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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.