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Finding the Fourth Proportional to 192,353.52, 288,493.98 and 52,093.68

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Solution

The fourth proportional to 192,353.52, 288,493.98 and 52,093.68 is: 78,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,353.52 : 288,493.98 = 52,093.68 : x
  2. Step 2: Convert to fraction form
    192,353.52/288,493.98 = 52,093.68/x
  3. Step 3: Cross multiply
    192,353.52x = 288,493.98 × 52,093.68
  4. Step 4: Simplify right side
    192,353.52x = 15,028,713,076.05
  5. Step 5: Solve for x
    x = 15,028,713,076.05/192,353.52
  6. Step 6: Final answer
    x = 78,130.69

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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.