Home / 168,216.10-252,099.98-79,493.16

Finding the Fourth Proportional to 168,216.10, 252,099.98 and 79,493.16

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Solution

The fourth proportional to 168,216.10, 252,099.98 and 79,493.16 is: 119,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,216.10 : 252,099.98 = 79,493.16 : x
  2. Step 2: Convert to fraction form
    168,216.10/252,099.98 = 79,493.16/x
  3. Step 3: Cross multiply
    168,216.10x = 252,099.98 × 79,493.16
  4. Step 4: Simplify right side
    168,216.10x = 20,040,224,046.14
  5. Step 5: Solve for x
    x = 20,040,224,046.14/168,216.10
  6. Step 6: Final answer
    x = 119,133.80

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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.