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Finding the Fourth Proportional to 93,794.60, 140,731.87 and 62,215.68

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Solution

The fourth proportional to 93,794.60, 140,731.87 and 62,215.68 is: 93,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,794.60 : 140,731.87 = 62,215.68 : x
  2. Step 2: Convert to fraction form
    93,794.60/140,731.87 = 62,215.68/x
  3. Step 3: Cross multiply
    93,794.60x = 140,731.87 × 62,215.68
  4. Step 4: Simplify right side
    93,794.60x = 8,755,728,989.72
  5. Step 5: Solve for x
    x = 8,755,728,989.72/93,794.60
  6. Step 6: Final answer
    x = 93,350.03

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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.