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Finding the Fourth Proportional to 93,056, 139,609.60 and 27,392

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Solution

The fourth proportional to 93,056, 139,609.60 and 27,392 is: 41,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,056 : 139,609.60 = 27,392 : x
  2. Step 2: Convert to fraction form
    93,056/139,609.60 = 27,392/x
  3. Step 3: Cross multiply
    93,056x = 139,609.60 × 27,392
  4. Step 4: Simplify right side
    93,056x = 3,824,186,163.20
  5. Step 5: Solve for x
    x = 3,824,186,163.20/93,056
  6. Step 6: Final answer
    x = 41,095.54

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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.