Home / 214,236.20-321,355.46-64,475.48

Finding the Fourth Proportional to 214,236.20, 321,355.46 and 64,475.48

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Solution

The fourth proportional to 214,236.20, 321,355.46 and 64,475.48 is: 96,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,236.20 : 321,355.46 = 64,475.48 : x
  2. Step 2: Convert to fraction form
    214,236.20/321,355.46 = 64,475.48/x
  3. Step 3: Cross multiply
    214,236.20x = 321,355.46 × 64,475.48
  4. Step 4: Simplify right side
    214,236.20x = 20,719,547,534.12
  5. Step 5: Solve for x
    x = 20,719,547,534.12/214,236.20
  6. Step 6: Final answer
    x = 96,713.57

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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.