Home / 214,054.48-321,093.24-89,269.84

Finding the Fourth Proportional to 214,054.48, 321,093.24 and 89,269.84

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Solution

The fourth proportional to 214,054.48, 321,093.24 and 89,269.84 is: 133,909.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,054.48 : 321,093.24 = 89,269.84 : x
  2. Step 2: Convert to fraction form
    214,054.48/321,093.24 = 89,269.84/x
  3. Step 3: Cross multiply
    214,054.48x = 321,093.24 × 89,269.84
  4. Step 4: Simplify right side
    214,054.48x = 28,663,942,159.88
  5. Step 5: Solve for x
    x = 28,663,942,159.88/214,054.48
  6. Step 6: Final answer
    x = 133,909.56

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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.