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Finding the Fourth Proportional to 65,733.36, 98,687.62 and 44,457.54

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Solution

The fourth proportional to 65,733.36, 98,687.62 and 44,457.54 is: 66,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,733.36 : 98,687.62 = 44,457.54 : x
  2. Step 2: Convert to fraction form
    65,733.36/98,687.62 = 44,457.54/x
  3. Step 3: Cross multiply
    65,733.36x = 98,687.62 × 44,457.54
  4. Step 4: Simplify right side
    65,733.36x = 4,387,408,813.65
  5. Step 5: Solve for x
    x = 4,387,408,813.65/65,733.36
  6. Step 6: Final answer
    x = 66,745.54

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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.