Home / 146,550.68-219,678.28-57,769.80

Finding the Fourth Proportional to 146,550.68, 219,678.28 and 57,769.80

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Solution

The fourth proportional to 146,550.68, 219,678.28 and 57,769.80 is: 86,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,550.68 : 219,678.28 = 57,769.80 : x
  2. Step 2: Convert to fraction form
    146,550.68/219,678.28 = 57,769.80/x
  3. Step 3: Cross multiply
    146,550.68x = 219,678.28 × 57,769.80
  4. Step 4: Simplify right side
    146,550.68x = 12,690,770,299.94
  5. Step 5: Solve for x
    x = 12,690,770,299.94/146,550.68
  6. Step 6: Final answer
    x = 86,596.46

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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.