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Finding the Fourth Proportional to 192,364.55, 288,546.84 and 52,123.17

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Solution

The fourth proportional to 192,364.55, 288,546.84 and 52,123.17 is: 78,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,364.55 : 288,546.84 = 52,123.17 : x
  2. Step 2: Convert to fraction form
    192,364.55/288,546.84 = 52,123.17/x
  3. Step 3: Cross multiply
    192,364.55x = 288,546.84 × 52,123.17
  4. Step 4: Simplify right side
    192,364.55x = 15,039,975,994.28
  5. Step 5: Solve for x
    x = 15,039,975,994.28/192,364.55
  6. Step 6: Final answer
    x = 78,184.76

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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.