Home / 146,144.48-219,199.56-40,971.92

Finding the Fourth Proportional to 146,144.48, 219,199.56 and 40,971.92

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Solution

The fourth proportional to 146,144.48, 219,199.56 and 40,971.92 is: 61,453.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,144.48 : 219,199.56 = 40,971.92 : x
  2. Step 2: Convert to fraction form
    146,144.48/219,199.56 = 40,971.92/x
  3. Step 3: Cross multiply
    146,144.48x = 219,199.56 × 40,971.92
  4. Step 4: Simplify right side
    146,144.48x = 8,981,026,836.36
  5. Step 5: Solve for x
    x = 8,981,026,836.36/146,144.48
  6. Step 6: Final answer
    x = 61,453.07

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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.