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Finding the Fourth Proportional to 95,957.79, 144,061.41 and 73,786.74

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Solution

The fourth proportional to 95,957.79, 144,061.41 and 73,786.74 is: 110,776.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,957.79 : 144,061.41 = 73,786.74 : x
  2. Step 2: Convert to fraction form
    95,957.79/144,061.41 = 73,786.74/x
  3. Step 3: Cross multiply
    95,957.79x = 144,061.41 × 73,786.74
  4. Step 4: Simplify right side
    95,957.79x = 10,629,821,540.17
  5. Step 5: Solve for x
    x = 10,629,821,540.17/95,957.79
  6. Step 6: Final answer
    x = 110,776.02

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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.