Home / 61,115.72-91,625.58-41,147.24

Finding the Fourth Proportional to 61,115.72, 91,625.58 and 41,147.24

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Solution

The fourth proportional to 61,115.72, 91,625.58 and 41,147.24 is: 61,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,115.72 : 91,625.58 = 41,147.24 : x
  2. Step 2: Convert to fraction form
    61,115.72/91,625.58 = 41,147.24/x
  3. Step 3: Cross multiply
    61,115.72x = 91,625.58 × 41,147.24
  4. Step 4: Simplify right side
    61,115.72x = 3,770,139,730.40
  5. Step 5: Solve for x
    x = 3,770,139,730.40/61,115.72
  6. Step 6: Final answer
    x = 61,688.54

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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.