Home / 146,880.72-220,334.04-53,361.36

Finding the Fourth Proportional to 146,880.72, 220,334.04 and 53,361.36

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Solution

The fourth proportional to 146,880.72, 220,334.04 and 53,361.36 is: 80,046.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,880.72 : 220,334.04 = 53,361.36 : x
  2. Step 2: Convert to fraction form
    146,880.72/220,334.04 = 53,361.36/x
  3. Step 3: Cross multiply
    146,880.72x = 220,334.04 × 53,361.36
  4. Step 4: Simplify right side
    146,880.72x = 11,757,324,028.69
  5. Step 5: Solve for x
    x = 11,757,324,028.69/146,880.72
  6. Step 6: Final answer
    x = 80,046.75

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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.