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Finding the Fourth Proportional to 93,568, 140,376.32 and 27,904

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Solution

The fourth proportional to 93,568, 140,376.32 and 27,904 is: 41,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,568 : 140,376.32 = 27,904 : x
  2. Step 2: Convert to fraction form
    93,568/140,376.32 = 27,904/x
  3. Step 3: Cross multiply
    93,568x = 140,376.32 × 27,904
  4. Step 4: Simplify right side
    93,568x = 3,917,060,833.28
  5. Step 5: Solve for x
    x = 3,917,060,833.28/93,568
  6. Step 6: Final answer
    x = 41,863.25

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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.