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Finding the Fourth Proportional to 93,992.14, 140,738.79 and 73,524.93

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Solution

The fourth proportional to 93,992.14, 140,738.79 and 73,524.93 is: 110,092.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,992.14 : 140,738.79 = 73,524.93 : x
  2. Step 2: Convert to fraction form
    93,992.14/140,738.79 = 73,524.93/x
  3. Step 3: Cross multiply
    93,992.14x = 140,738.79 × 73,524.93
  4. Step 4: Simplify right side
    93,992.14x = 10,347,809,683.03
  5. Step 5: Solve for x
    x = 10,347,809,683.03/93,992.14
  6. Step 6: Final answer
    x = 110,092.29

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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.