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Finding the Fourth Proportional to 192,274.87, 288,412.98 and 59,154.22

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Solution

The fourth proportional to 192,274.87, 288,412.98 and 59,154.22 is: 88,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,274.87 : 288,412.98 = 59,154.22 : x
  2. Step 2: Convert to fraction form
    192,274.87/288,412.98 = 59,154.22/x
  3. Step 3: Cross multiply
    192,274.87x = 288,412.98 × 59,154.22
  4. Step 4: Simplify right side
    192,274.87x = 17,060,844,869.78
  5. Step 5: Solve for x
    x = 17,060,844,869.78/192,274.87
  6. Step 6: Final answer
    x = 88,731.54

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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.