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Finding the Fourth Proportional to 192,479.96, 265,611.57 and 106,433.96

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Solution

The fourth proportional to 192,479.96, 265,611.57 and 106,433.96 is: 146,872.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,479.96 : 265,611.57 = 106,433.96 : x
  2. Step 2: Convert to fraction form
    192,479.96/265,611.57 = 106,433.96/x
  3. Step 3: Cross multiply
    192,479.96x = 265,611.57 × 106,433.96
  4. Step 4: Simplify right side
    192,479.96x = 28,270,091,216.92
  5. Step 5: Solve for x
    x = 28,270,091,216.92/192,479.96
  6. Step 6: Final answer
    x = 146,872.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.