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Finding the Fourth Proportional to 41,156.98, 61,817.48 and 38,835.92

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Solution

The fourth proportional to 41,156.98, 61,817.48 and 38,835.92 is: 58,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,156.98 : 61,817.48 = 38,835.92 : x
  2. Step 2: Convert to fraction form
    41,156.98/61,817.48 = 38,835.92/x
  3. Step 3: Cross multiply
    41,156.98x = 61,817.48 × 38,835.92
  4. Step 4: Simplify right side
    41,156.98x = 2,400,738,813.88
  5. Step 5: Solve for x
    x = 2,400,738,813.88/41,156.98
  6. Step 6: Final answer
    x = 58,331.27

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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.