Home / 89,049.26-133,575.62-41,638.21

Finding the Fourth Proportional to 89,049.26, 133,575.62 and 41,638.21

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Solution

The fourth proportional to 89,049.26, 133,575.62 and 41,638.21 is: 62,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,049.26 : 133,575.62 = 41,638.21 : x
  2. Step 2: Convert to fraction form
    89,049.26/133,575.62 = 41,638.21/x
  3. Step 3: Cross multiply
    89,049.26x = 133,575.62 × 41,638.21
  4. Step 4: Simplify right side
    89,049.26x = 5,561,849,174.31
  5. Step 5: Solve for x
    x = 5,561,849,174.31/89,049.26
  6. Step 6: Final answer
    x = 62,458.12

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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.