Home / 192,478.50-288,712.89-52,233.48

Finding the Fourth Proportional to 192,478.50, 288,712.89 and 52,233.48

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Solution

The fourth proportional to 192,478.50, 288,712.89 and 52,233.48 is: 78,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,478.50 : 288,712.89 = 52,233.48 : x
  2. Step 2: Convert to fraction form
    192,478.50/288,712.89 = 52,233.48/x
  3. Step 3: Cross multiply
    192,478.50x = 288,712.89 × 52,233.48
  4. Step 4: Simplify right side
    192,478.50x = 15,080,478,965.56
  5. Step 5: Solve for x
    x = 15,080,478,965.56/192,478.50
  6. Step 6: Final answer
    x = 78,348.90

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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.