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Finding the Fourth Proportional to 93,452, 140,236.32 and 38,048

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Solution

The fourth proportional to 93,452, 140,236.32 and 38,048 is: 57,095.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,452 : 140,236.32 = 38,048 : x
  2. Step 2: Convert to fraction form
    93,452/140,236.32 = 38,048/x
  3. Step 3: Cross multiply
    93,452x = 140,236.32 × 38,048
  4. Step 4: Simplify right side
    93,452x = 5,335,711,503.36
  5. Step 5: Solve for x
    x = 5,335,711,503.36/93,452
  6. Step 6: Final answer
    x = 57,095.74

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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.