Home / 216,190.42-324,293.83-58,418.87

Finding the Fourth Proportional to 216,190.42, 324,293.83 and 58,418.87

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Solution

The fourth proportional to 216,190.42, 324,293.83 and 58,418.87 is: 87,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,190.42 : 324,293.83 = 58,418.87 : x
  2. Step 2: Convert to fraction form
    216,190.42/324,293.83 = 58,418.87/x
  3. Step 3: Cross multiply
    216,190.42x = 324,293.83 × 58,418.87
  4. Step 4: Simplify right side
    216,190.42x = 18,944,879,153.21
  5. Step 5: Solve for x
    x = 18,944,879,153.21/216,190.42
  6. Step 6: Final answer
    x = 87,630.52

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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.