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Finding the Fourth Proportional to 92,675.76, 138,904.26 and 33,466.44

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Solution

The fourth proportional to 92,675.76, 138,904.26 and 33,466.44 is: 50,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,675.76 : 138,904.26 = 33,466.44 : x
  2. Step 2: Convert to fraction form
    92,675.76/138,904.26 = 33,466.44/x
  3. Step 3: Cross multiply
    92,675.76x = 138,904.26 × 33,466.44
  4. Step 4: Simplify right side
    92,675.76x = 4,648,631,083.03
  5. Step 5: Solve for x
    x = 4,648,631,083.03/92,675.76
  6. Step 6: Final answer
    x = 50,160.16

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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.