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Finding the Fourth Proportional to 93,809.97, 140,766.89 and 34,684.43

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Solution

The fourth proportional to 93,809.97, 140,766.89 and 34,684.43 is: 52,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,809.97 : 140,766.89 = 34,684.43 : x
  2. Step 2: Convert to fraction form
    93,809.97/140,766.89 = 34,684.43/x
  3. Step 3: Cross multiply
    93,809.97x = 140,766.89 × 34,684.43
  4. Step 4: Simplify right side
    93,809.97x = 4,882,418,465.27
  5. Step 5: Solve for x
    x = 4,882,418,465.27/93,809.97
  6. Step 6: Final answer
    x = 52,045.84

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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.