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Finding the Fourth Proportional to 92,551.92, 138,842.44 and 33,402.04

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Solution

The fourth proportional to 92,551.92, 138,842.44 and 33,402.04 is: 50,108.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,551.92 : 138,842.44 = 33,402.04 : x
  2. Step 2: Convert to fraction form
    92,551.92/138,842.44 = 33,402.04/x
  3. Step 3: Cross multiply
    92,551.92x = 138,842.44 × 33,402.04
  4. Step 4: Simplify right side
    92,551.92x = 4,637,620,734.58
  5. Step 5: Solve for x
    x = 4,637,620,734.58/92,551.92
  6. Step 6: Final answer
    x = 50,108.31

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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.