Home / 146,022.62-219,035.67-57,317.90

Finding the Fourth Proportional to 146,022.62, 219,035.67 and 57,317.90

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Solution

The fourth proportional to 146,022.62, 219,035.67 and 57,317.90 is: 85,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,022.62 : 219,035.67 = 57,317.90 : x
  2. Step 2: Convert to fraction form
    146,022.62/219,035.67 = 57,317.90/x
  3. Step 3: Cross multiply
    146,022.62x = 219,035.67 × 57,317.90
  4. Step 4: Simplify right side
    146,022.62x = 12,554,664,629.49
  5. Step 5: Solve for x
    x = 12,554,664,629.49/146,022.62
  6. Step 6: Final answer
    x = 85,977.53

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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.