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Finding the Fourth Proportional to 192,596.35, 288,657.90 and 108,179.06

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Solution

The fourth proportional to 192,596.35, 288,657.90 and 108,179.06 is: 162,135.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,596.35 : 288,657.90 = 108,179.06 : x
  2. Step 2: Convert to fraction form
    192,596.35/288,657.90 = 108,179.06/x
  3. Step 3: Cross multiply
    192,596.35x = 288,657.90 × 108,179.06
  4. Step 4: Simplify right side
    192,596.35x = 31,226,740,283.57
  5. Step 5: Solve for x
    x = 31,226,740,283.57/192,596.35
  6. Step 6: Final answer
    x = 162,135.68

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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.