Home / 115,183,503.70-172,775,255.55-107,625,231.70

Finding the Fourth Proportional to 115,183,503.70, 172,775,255.55 and 107,625,231.70

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Solution

The fourth proportional to 115,183,503.70, 172,775,255.55 and 107,625,231.70 is: 161,437,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,183,503.70 : 172,775,255.55 = 107,625,231.70 : x
  2. Step 2: Convert to fraction form
    115,183,503.70/172,775,255.55 = 107,625,231.70/x
  3. Step 3: Cross multiply
    115,183,503.70x = 172,775,255.55 × 107,625,231.70
  4. Step 4: Simplify right side
    115,183,503.70x = 18,594,976,910,595,464
  5. Step 5: Solve for x
    x = 18,594,976,910,595,464/115,183,503.70
  6. Step 6: Final answer
    x = 161,437,847.55

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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.