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Finding the Fourth Proportional to 199,191.25, 298,786.44 and 62,424.84

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Solution

The fourth proportional to 199,191.25, 298,786.44 and 62,424.84 is: 93,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,191.25 : 298,786.44 = 62,424.84 : x
  2. Step 2: Convert to fraction form
    199,191.25/298,786.44 = 62,424.84/x
  3. Step 3: Cross multiply
    199,191.25x = 298,786.44 × 62,424.84
  4. Step 4: Simplify right side
    199,191.25x = 18,651,696,714.57
  5. Step 5: Solve for x
    x = 18,651,696,714.57/199,191.25
  6. Step 6: Final answer
    x = 93,637.13

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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.