Home / 89,654.82-134,503.29-50,239.14

Finding the Fourth Proportional to 89,654.82, 134,503.29 and 50,239.14

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Solution

The fourth proportional to 89,654.82, 134,503.29 and 50,239.14 is: 75,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,654.82 : 134,503.29 = 50,239.14 : x
  2. Step 2: Convert to fraction form
    89,654.82/134,503.29 = 50,239.14/x
  3. Step 3: Cross multiply
    89,654.82x = 134,503.29 × 50,239.14
  4. Step 4: Simplify right side
    89,654.82x = 6,757,329,616.77
  5. Step 5: Solve for x
    x = 6,757,329,616.77/89,654.82
  6. Step 6: Final answer
    x = 75,370.51

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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.