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Finding the Fourth Proportional to 93,468.47, 140,181.74 and 26,893.76

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Solution

The fourth proportional to 93,468.47, 140,181.74 and 26,893.76 is: 40,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,468.47 : 140,181.74 = 26,893.76 : x
  2. Step 2: Convert to fraction form
    93,468.47/140,181.74 = 26,893.76/x
  3. Step 3: Cross multiply
    93,468.47x = 140,181.74 × 26,893.76
  4. Step 4: Simplify right side
    93,468.47x = 3,770,013,337.42
  5. Step 5: Solve for x
    x = 3,770,013,337.42/93,468.47
  6. Step 6: Final answer
    x = 40,334.60

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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.