Home / 165,163.86-247,762.19-52,815.85

Finding the Fourth Proportional to 165,163.86, 247,762.19 and 52,815.85

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Solution

The fourth proportional to 165,163.86, 247,762.19 and 52,815.85 is: 79,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,163.86 : 247,762.19 = 52,815.85 : x
  2. Step 2: Convert to fraction form
    165,163.86/247,762.19 = 52,815.85/x
  3. Step 3: Cross multiply
    165,163.86x = 247,762.19 × 52,815.85
  4. Step 4: Simplify right side
    165,163.86x = 13,085,770,175.35
  5. Step 5: Solve for x
    x = 13,085,770,175.35/165,163.86
  6. Step 6: Final answer
    x = 79,229.02

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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.