Home / 204,261.60-306,064.35-192,451.80

Finding the Fourth Proportional to 204,261.60, 306,064.35 and 192,451.80

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Solution

The fourth proportional to 204,261.60, 306,064.35 and 192,451.80 is: 288,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,261.60 : 306,064.35 = 192,451.80 : x
  2. Step 2: Convert to fraction form
    204,261.60/306,064.35 = 192,451.80/x
  3. Step 3: Cross multiply
    204,261.60x = 306,064.35 × 192,451.80
  4. Step 4: Simplify right side
    204,261.60x = 58,902,635,073.33
  5. Step 5: Solve for x
    x = 58,902,635,073.33/204,261.60
  6. Step 6: Final answer
    x = 288,368.62

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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.