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Finding the Fourth Proportional to 92,566.02, 138,820.32 and 33,393.96

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Solution

The fourth proportional to 92,566.02, 138,820.32 and 33,393.96 is: 50,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,566.02 : 138,820.32 = 33,393.96 : x
  2. Step 2: Convert to fraction form
    92,566.02/138,820.32 = 33,393.96/x
  3. Step 3: Cross multiply
    92,566.02x = 138,820.32 × 33,393.96
  4. Step 4: Simplify right side
    92,566.02x = 4,635,760,213.27
  5. Step 5: Solve for x
    x = 4,635,760,213.27/92,566.02
  6. Step 6: Final answer
    x = 50,080.58

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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.