Home / 168,025.15-252,037.08-79,230.52

Finding the Fourth Proportional to 168,025.15, 252,037.08 and 79,230.52

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Solution

The fourth proportional to 168,025.15, 252,037.08 and 79,230.52 is: 118,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,025.15 : 252,037.08 = 79,230.52 : x
  2. Step 2: Convert to fraction form
    168,025.15/252,037.08 = 79,230.52/x
  3. Step 3: Cross multiply
    168,025.15x = 252,037.08 × 79,230.52
  4. Step 4: Simplify right side
    168,025.15x = 19,969,028,907.68
  5. Step 5: Solve for x
    x = 19,969,028,907.68/168,025.15
  6. Step 6: Final answer
    x = 118,845.48

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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.