Home / 164,120.25-246,180.45-51,811.86

Finding the Fourth Proportional to 164,120.25, 246,180.45 and 51,811.86

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Solution

The fourth proportional to 164,120.25, 246,180.45 and 51,811.86 is: 77,717.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,120.25 : 246,180.45 = 51,811.86 : x
  2. Step 2: Convert to fraction form
    164,120.25/246,180.45 = 51,811.86/x
  3. Step 3: Cross multiply
    164,120.25x = 246,180.45 × 51,811.86
  4. Step 4: Simplify right side
    164,120.25x = 12,755,067,010.14
  5. Step 5: Solve for x
    x = 12,755,067,010.14/164,120.25
  6. Step 6: Final answer
    x = 77,717.81

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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.