Home / 192,366.50-288,549.78-52,125.12

Finding the Fourth Proportional to 192,366.50, 288,549.78 and 52,125.12

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Solution

The fourth proportional to 192,366.50, 288,549.78 and 52,125.12 is: 78,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,366.50 : 288,549.78 = 52,125.12 : x
  2. Step 2: Convert to fraction form
    192,366.50/288,549.78 = 52,125.12/x
  3. Step 3: Cross multiply
    192,366.50x = 288,549.78 × 52,125.12
  4. Step 4: Simplify right side
    192,366.50x = 15,040,691,908.47
  5. Step 5: Solve for x
    x = 15,040,691,908.47/192,366.50
  6. Step 6: Final answer
    x = 78,187.69

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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.