Home / 146,105.10-219,165.93-40,932.27

Finding the Fourth Proportional to 146,105.10, 219,165.93 and 40,932.27

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Solution

The fourth proportional to 146,105.10, 219,165.93 and 40,932.27 is: 61,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,105.10 : 219,165.93 = 40,932.27 : x
  2. Step 2: Convert to fraction form
    146,105.10/219,165.93 = 40,932.27/x
  3. Step 3: Cross multiply
    146,105.10x = 219,165.93 × 40,932.27
  4. Step 4: Simplify right side
    146,105.10x = 8,970,959,021.56
  5. Step 5: Solve for x
    x = 8,970,959,021.56/146,105.10
  6. Step 6: Final answer
    x = 61,400.72

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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.