Home / 216,293.83-324,329.99-115,149.34

Finding the Fourth Proportional to 216,293.83, 324,329.99 and 115,149.34

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Solution

The fourth proportional to 216,293.83, 324,329.99 and 115,149.34 is: 172,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,293.83 : 324,329.99 = 115,149.34 : x
  2. Step 2: Convert to fraction form
    216,293.83/324,329.99 = 115,149.34/x
  3. Step 3: Cross multiply
    216,293.83x = 324,329.99 × 115,149.34
  4. Step 4: Simplify right side
    216,293.83x = 37,346,383,714.96
  5. Step 5: Solve for x
    x = 37,346,383,714.96/216,293.83
  6. Step 6: Final answer
    x = 172,665.04

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1.5x scale

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.