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Finding the Fourth Proportional to 93,846.72, 140,770.48 and 27,287.12

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Solution

The fourth proportional to 93,846.72, 140,770.48 and 27,287.12 is: 40,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,846.72 : 140,770.48 = 27,287.12 : x
  2. Step 2: Convert to fraction form
    93,846.72/140,770.48 = 27,287.12/x
  3. Step 3: Cross multiply
    93,846.72x = 140,770.48 × 27,287.12
  4. Step 4: Simplify right side
    93,846.72x = 3,841,220,980.22
  5. Step 5: Solve for x
    x = 3,841,220,980.22/93,846.72
  6. Step 6: Final answer
    x = 40,930.80

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1.5x scale

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.