Home / 151,837.02-227,893.77-80,819.33

Finding the Fourth Proportional to 151,837.02, 227,893.77 and 80,819.33

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Solution

The fourth proportional to 151,837.02, 227,893.77 and 80,819.33 is: 121,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,837.02 : 227,893.77 = 80,819.33 : x
  2. Step 2: Convert to fraction form
    151,837.02/227,893.77 = 80,819.33/x
  3. Step 3: Cross multiply
    151,837.02x = 227,893.77 × 80,819.33
  4. Step 4: Simplify right side
    151,837.02x = 18,418,220,663.11
  5. Step 5: Solve for x
    x = 18,418,220,663.11/151,837.02
  6. Step 6: Final answer
    x = 121,302.57

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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.