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Finding the Fourth Proportional to 130,611.06, 195,935.04 and 41,843.80

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Solution

The fourth proportional to 130,611.06, 195,935.04 and 41,843.80 is: 62,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,611.06 : 195,935.04 = 41,843.80 : x
  2. Step 2: Convert to fraction form
    130,611.06/195,935.04 = 41,843.80/x
  3. Step 3: Cross multiply
    130,611.06x = 195,935.04 × 41,843.80
  4. Step 4: Simplify right side
    130,611.06x = 8,198,667,088.36
  5. Step 5: Solve for x
    x = 8,198,667,088.36/130,611.06
  6. Step 6: Final answer
    x = 62,771.62

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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.