Home / 216,083.26-324,124.90-58,311.46

Finding the Fourth Proportional to 216,083.26, 324,124.90 and 58,311.46

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Solution

The fourth proportional to 216,083.26, 324,124.90 and 58,311.46 is: 87,467.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,083.26 : 324,124.90 = 58,311.46 : x
  2. Step 2: Convert to fraction form
    216,083.26/324,124.90 = 58,311.46/x
  3. Step 3: Cross multiply
    216,083.26x = 324,124.90 × 58,311.46
  4. Step 4: Simplify right side
    216,083.26x = 18,900,195,185.26
  5. Step 5: Solve for x
    x = 18,900,195,185.26/216,083.26
  6. Step 6: Final answer
    x = 87,467.19

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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.