Home / 96,777,657.20-144,998,524.20-90,731,039.60

Finding the Fourth Proportional to 96,777,657.20, 144,998,524.20 and 90,731,039.60

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Solution

The fourth proportional to 96,777,657.20, 144,998,524.20 and 90,731,039.60 is: 135,939,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,777,657.20 : 144,998,524.20 = 90,731,039.60 : x
  2. Step 2: Convert to fraction form
    96,777,657.20/144,998,524.20 = 90,731,039.60/x
  3. Step 3: Cross multiply
    96,777,657.20x = 144,998,524.20 × 90,731,039.60
  4. Step 4: Simplify right side
    96,777,657.20x = 13,155,866,841,131,756
  5. Step 5: Solve for x
    x = 13,155,866,841,131,756/96,777,657.20
  6. Step 6: Final answer
    x = 135,939,091.95

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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.