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Finding the Fourth Proportional to 192,376.46, 288,596.28 and 59,253.78

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Solution

The fourth proportional to 192,376.46, 288,596.28 and 59,253.78 is: 88,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,376.46 : 288,596.28 = 59,253.78 : x
  2. Step 2: Convert to fraction form
    192,376.46/288,596.28 = 59,253.78/x
  3. Step 3: Cross multiply
    192,376.46x = 288,596.28 × 59,253.78
  4. Step 4: Simplify right side
    192,376.46x = 17,100,420,483.94
  5. Step 5: Solve for x
    x = 17,100,420,483.94/192,376.46
  6. Step 6: Final answer
    x = 88,890.40

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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.