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Finding the Fourth Proportional to 93,076.44, 139,652.04 and 33,916.20

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Solution

The fourth proportional to 93,076.44, 139,652.04 and 33,916.20 is: 50,887.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,076.44 : 139,652.04 = 33,916.20 : x
  2. Step 2: Convert to fraction form
    93,076.44/139,652.04 = 33,916.20/x
  3. Step 3: Cross multiply
    93,076.44x = 139,652.04 × 33,916.20
  4. Step 4: Simplify right side
    93,076.44x = 4,736,466,519.05
  5. Step 5: Solve for x
    x = 4,736,466,519.05/93,076.44
  6. Step 6: Final answer
    x = 50,887.92

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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.