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Finding the Fourth Proportional to 93,758, 140,637 and 28,094

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Solution

The fourth proportional to 93,758, 140,637 and 28,094 is: 42,141

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,758 : 140,637 = 28,094 : x
  2. Step 2: Convert to fraction form
    93,758/140,637 = 28,094/x
  3. Step 3: Cross multiply
    93,758x = 140,637 × 28,094
  4. Step 4: Simplify right side
    93,758x = 3,951,055,878
  5. Step 5: Solve for x
    x = 3,951,055,878/93,758
  6. Step 6: Final answer
    x = 42,141

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.