Home / 146,120.73-219,183.26-40,933.05

Finding the Fourth Proportional to 146,120.73, 219,183.26 and 40,933.05

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Solution

The fourth proportional to 146,120.73, 219,183.26 and 40,933.05 is: 61,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,120.73 : 219,183.26 = 40,933.05 : x
  2. Step 2: Convert to fraction form
    146,120.73/219,183.26 = 40,933.05/x
  3. Step 3: Cross multiply
    146,120.73x = 219,183.26 × 40,933.05
  4. Step 4: Simplify right side
    146,120.73x = 8,971,839,340.74
  5. Step 5: Solve for x
    x = 8,971,839,340.74/146,120.73
  6. Step 6: Final answer
    x = 61,400.18

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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.