Home / 146,118.48-219,160.56-40,945.92

Finding the Fourth Proportional to 146,118.48, 219,160.56 and 40,945.92

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Solution

The fourth proportional to 146,118.48, 219,160.56 and 40,945.92 is: 61,414.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,118.48 : 219,160.56 = 40,945.92 : x
  2. Step 2: Convert to fraction form
    146,118.48/219,160.56 = 40,945.92/x
  3. Step 3: Cross multiply
    146,118.48x = 219,160.56 × 40,945.92
  4. Step 4: Simplify right side
    146,118.48x = 8,973,730,756.92
  5. Step 5: Solve for x
    x = 8,973,730,756.92/146,118.48
  6. Step 6: Final answer
    x = 61,414.07

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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.