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Finding the Fourth Proportional to 93,640.60, 140,395.24 and 34,468.60

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Solution

The fourth proportional to 93,640.60, 140,395.24 and 34,468.60 is: 51,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,640.60 : 140,395.24 = 34,468.60 : x
  2. Step 2: Convert to fraction form
    93,640.60/140,395.24 = 34,468.60/x
  3. Step 3: Cross multiply
    93,640.60x = 140,395.24 × 34,468.60
  4. Step 4: Simplify right side
    93,640.60x = 4,839,227,369.46
  5. Step 5: Solve for x
    x = 4,839,227,369.46/93,640.60
  6. Step 6: Final answer
    x = 51,678.73

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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.