Home / 214,778.44-322,142.64-57,019.15

Finding the Fourth Proportional to 214,778.44, 322,142.64 and 57,019.15

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Solution

The fourth proportional to 214,778.44, 322,142.64 and 57,019.15 is: 85,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,778.44 : 322,142.64 = 57,019.15 : x
  2. Step 2: Convert to fraction form
    214,778.44/322,142.64 = 57,019.15/x
  3. Step 3: Cross multiply
    214,778.44x = 322,142.64 × 57,019.15
  4. Step 4: Simplify right side
    214,778.44x = 18,368,299,511.56
  5. Step 5: Solve for x
    x = 18,368,299,511.56/214,778.44
  6. Step 6: Final answer
    x = 85,522.08

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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.