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Finding the Fourth Proportional to 93,682.21, 140,525.13 and 34,487.41

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Solution

The fourth proportional to 93,682.21, 140,525.13 and 34,487.41 is: 51,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,682.21 : 140,525.13 = 34,487.41 : x
  2. Step 2: Convert to fraction form
    93,682.21/140,525.13 = 34,487.41/x
  3. Step 3: Cross multiply
    93,682.21x = 140,525.13 × 34,487.41
  4. Step 4: Simplify right side
    93,682.21x = 4,846,347,551.63
  5. Step 5: Solve for x
    x = 4,846,347,551.63/93,682.21
  6. Step 6: Final answer
    x = 51,731.78

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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.