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Finding the Fourth Proportional to 192,484.22, 288,723.15 and 57,548.60

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Solution

The fourth proportional to 192,484.22, 288,723.15 and 57,548.60 is: 86,321.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,484.22 : 288,723.15 = 57,548.60 : x
  2. Step 2: Convert to fraction form
    192,484.22/288,723.15 = 57,548.60/x
  3. Step 3: Cross multiply
    192,484.22x = 288,723.15 × 57,548.60
  4. Step 4: Simplify right side
    192,484.22x = 16,615,611,626.47
  5. Step 5: Solve for x
    x = 16,615,611,626.47/192,484.22
  6. Step 6: Final answer
    x = 86,321.94

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1.5x scale

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.