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Finding the Fourth Proportional to 93,748.62, 140,633.84 and 32,940.20

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Solution

The fourth proportional to 93,748.62, 140,633.84 and 32,940.20 is: 49,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,748.62 : 140,633.84 = 32,940.20 : x
  2. Step 2: Convert to fraction form
    93,748.62/140,633.84 = 32,940.20/x
  3. Step 3: Cross multiply
    93,748.62x = 140,633.84 × 32,940.20
  4. Step 4: Simplify right side
    93,748.62x = 4,632,506,816.37
  5. Step 5: Solve for x
    x = 4,632,506,816.37/93,748.62
  6. Step 6: Final answer
    x = 49,414.13

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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.