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Finding the Fourth Proportional to 56,617.76, 84,845.88 and 41,709.44

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Solution

The fourth proportional to 56,617.76, 84,845.88 and 41,709.44 is: 62,504.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,617.76 : 84,845.88 = 41,709.44 : x
  2. Step 2: Convert to fraction form
    56,617.76/84,845.88 = 41,709.44/x
  3. Step 3: Cross multiply
    56,617.76x = 84,845.88 × 41,709.44
  4. Step 4: Simplify right side
    56,617.76x = 3,538,874,141.11
  5. Step 5: Solve for x
    x = 3,538,874,141.11/56,617.76
  6. Step 6: Final answer
    x = 62,504.67

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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.