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Finding the Fourth Proportional to 88,956, 133,371.60 and 41,519.76

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Solution

The fourth proportional to 88,956, 133,371.60 and 41,519.76 is: 62,250.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,956 : 133,371.60 = 41,519.76 : x
  2. Step 2: Convert to fraction form
    88,956/133,371.60 = 41,519.76/x
  3. Step 3: Cross multiply
    88,956x = 133,371.60 × 41,519.76
  4. Step 4: Simplify right side
    88,956x = 5,537,556,822.82
  5. Step 5: Solve for x
    x = 5,537,556,822.82/88,956
  6. Step 6: Final answer
    x = 62,250.52

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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.