Home / 214,463.16-321,696.90-64,704.69

Finding the Fourth Proportional to 214,463.16, 321,696.90 and 64,704.69

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Solution

The fourth proportional to 214,463.16, 321,696.90 and 64,704.69 is: 97,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,463.16 : 321,696.90 = 64,704.69 : x
  2. Step 2: Convert to fraction form
    214,463.16/321,696.90 = 64,704.69/x
  3. Step 3: Cross multiply
    214,463.16x = 321,696.90 × 64,704.69
  4. Step 4: Simplify right side
    214,463.16x = 20,815,298,188.46
  5. Step 5: Solve for x
    x = 20,815,298,188.46/214,463.16
  6. Step 6: Final answer
    x = 97,057.69

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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.