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Finding the Fourth Proportional to 93,597.68, 140,462.12 and 54,100.44

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Solution

The fourth proportional to 93,597.68, 140,462.12 and 54,100.44 is: 81,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,597.68 : 140,462.12 = 54,100.44 : x
  2. Step 2: Convert to fraction form
    93,597.68/140,462.12 = 54,100.44/x
  3. Step 3: Cross multiply
    93,597.68x = 140,462.12 × 54,100.44
  4. Step 4: Simplify right side
    93,597.68x = 7,599,062,495.33
  5. Step 5: Solve for x
    x = 7,599,062,495.33/93,597.68
  6. Step 6: Final answer
    x = 81,188.58

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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.