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Finding the Fourth Proportional to 93,383.64, 140,077.86 and 26,821.08

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Solution

The fourth proportional to 93,383.64, 140,077.86 and 26,821.08 is: 40,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,383.64 : 140,077.86 = 26,821.08 : x
  2. Step 2: Convert to fraction form
    93,383.64/140,077.86 = 26,821.08/x
  3. Step 3: Cross multiply
    93,383.64x = 140,077.86 × 26,821.08
  4. Step 4: Simplify right side
    93,383.64x = 3,757,039,489.29
  5. Step 5: Solve for x
    x = 3,757,039,489.29/93,383.64
  6. Step 6: Final answer
    x = 40,232.31

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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.