Home / 146,359.85-219,554.38-39,745.54

Finding the Fourth Proportional to 146,359.85, 219,554.38 and 39,745.54

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Solution

The fourth proportional to 146,359.85, 219,554.38 and 39,745.54 is: 59,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,359.85 : 219,554.38 = 39,745.54 : x
  2. Step 2: Convert to fraction form
    146,359.85/219,554.38 = 39,745.54/x
  3. Step 3: Cross multiply
    146,359.85x = 219,554.38 × 39,745.54
  4. Step 4: Simplify right side
    146,359.85x = 8,726,307,392.47
  5. Step 5: Solve for x
    x = 8,726,307,392.47/146,359.85
  6. Step 6: Final answer
    x = 59,622.28

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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.