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Finding the Fourth Proportional to 192,362.67, 288,602.33 and 92,494.53

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Solution

The fourth proportional to 192,362.67, 288,602.33 and 92,494.53 is: 138,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,362.67 : 288,602.33 = 92,494.53 : x
  2. Step 2: Convert to fraction form
    192,362.67/288,602.33 = 92,494.53/x
  3. Step 3: Cross multiply
    192,362.67x = 288,602.33 × 92,494.53
  4. Step 4: Simplify right side
    192,362.67x = 26,694,136,407.78
  5. Step 5: Solve for x
    x = 26,694,136,407.78/192,362.67
  6. Step 6: Final answer
    x = 138,769.84

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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.