Home / 192,582.48-288,799.08-66,198.96

Finding the Fourth Proportional to 192,582.48, 288,799.08 and 66,198.96

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Solution

The fourth proportional to 192,582.48, 288,799.08 and 66,198.96 is: 99,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,582.48 : 288,799.08 = 66,198.96 : x
  2. Step 2: Convert to fraction form
    192,582.48/288,799.08 = 66,198.96/x
  3. Step 3: Cross multiply
    192,582.48x = 288,799.08 × 66,198.96
  4. Step 4: Simplify right side
    192,582.48x = 19,118,198,744.96
  5. Step 5: Solve for x
    x = 19,118,198,744.96/192,582.48
  6. Step 6: Final answer
    x = 99,272.78

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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.