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Finding the Fourth Proportional to 93,903.48, 140,861.16 and 37,736.06

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Solution

The fourth proportional to 93,903.48, 140,861.16 and 37,736.06 is: 56,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,903.48 : 140,861.16 = 37,736.06 : x
  2. Step 2: Convert to fraction form
    93,903.48/140,861.16 = 37,736.06/x
  3. Step 3: Cross multiply
    93,903.48x = 140,861.16 × 37,736.06
  4. Step 4: Simplify right side
    93,903.48x = 5,315,544,481.12
  5. Step 5: Solve for x
    x = 5,315,544,481.12/93,903.48
  6. Step 6: Final answer
    x = 56,606.47

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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.