Home / 92,192.22-138,285.09-29,010.60

Finding the Fourth Proportional to 92,192.22, 138,285.09 and 29,010.60

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Solution

The fourth proportional to 92,192.22, 138,285.09 and 29,010.60 is: 43,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,192.22 : 138,285.09 = 29,010.60 : x
  2. Step 2: Convert to fraction form
    92,192.22/138,285.09 = 29,010.60/x
  3. Step 3: Cross multiply
    92,192.22x = 138,285.09 × 29,010.60
  4. Step 4: Simplify right side
    92,192.22x = 4,011,733,431.95
  5. Step 5: Solve for x
    x = 4,011,733,431.95/92,192.22
  6. Step 6: Final answer
    x = 43,514.88

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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.