Home / 93,786.42-140,650.20-27,231.12

Finding the Fourth Proportional to 93,786.42, 140,650.20 and 27,231.12

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Solution

The fourth proportional to 93,786.42, 140,650.20 and 27,231.12 is: 40,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,786.42 : 140,650.20 = 27,231.12 : x
  2. Step 2: Convert to fraction form
    93,786.42/140,650.20 = 27,231.12/x
  3. Step 3: Cross multiply
    93,786.42x = 140,650.20 × 27,231.12
  4. Step 4: Simplify right side
    93,786.42x = 3,830,062,474.22
  5. Step 5: Solve for x
    x = 3,830,062,474.22/93,786.42
  6. Step 6: Final answer
    x = 40,838.13

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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.