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Finding the Fourth Proportional to 216,753.10, 325,096.81 and 58,993.85

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Solution

The fourth proportional to 216,753.10, 325,096.81 and 58,993.85 is: 88,481.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,753.10 : 325,096.81 = 58,993.85 : x
  2. Step 2: Convert to fraction form
    216,753.10/325,096.81 = 58,993.85/x
  3. Step 3: Cross multiply
    216,753.10x = 325,096.81 × 58,993.85
  4. Step 4: Simplify right side
    216,753.10x = 19,178,713,109.88
  5. Step 5: Solve for x
    x = 19,178,713,109.88/216,753.10
  6. Step 6: Final answer
    x = 88,481.84

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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.