Home / 214,322.30-321,496.82-56,550.90

Finding the Fourth Proportional to 214,322.30, 321,496.82 and 56,550.90

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Solution

The fourth proportional to 214,322.30, 321,496.82 and 56,550.90 is: 84,829.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,322.30 : 321,496.82 = 56,550.90 : x
  2. Step 2: Convert to fraction form
    214,322.30/321,496.82 = 56,550.90/x
  3. Step 3: Cross multiply
    214,322.30x = 321,496.82 × 56,550.90
  4. Step 4: Simplify right side
    214,322.30x = 18,180,934,518.14
  5. Step 5: Solve for x
    x = 18,180,934,518.14/214,322.30
  6. Step 6: Final answer
    x = 84,829.88

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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.