Home / 168,212.33-252,317.30-61,603.60

Finding the Fourth Proportional to 168,212.33, 252,317.30 and 61,603.60

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Solution

The fourth proportional to 168,212.33, 252,317.30 and 61,603.60 is: 92,404.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,212.33 : 252,317.30 = 61,603.60 : x
  2. Step 2: Convert to fraction form
    168,212.33/252,317.30 = 61,603.60/x
  3. Step 3: Cross multiply
    168,212.33x = 252,317.30 × 61,603.60
  4. Step 4: Simplify right side
    168,212.33x = 15,543,653,237.48
  5. Step 5: Solve for x
    x = 15,543,653,237.48/168,212.33
  6. Step 6: Final answer
    x = 92,404.96

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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.