Home / 68,175.96-94,052.46-39,869.16

Finding the Fourth Proportional to 68,175.96, 94,052.46 and 39,869.16

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Solution

The fourth proportional to 68,175.96, 94,052.46 and 39,869.16 is: 55,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,175.96 : 94,052.46 = 39,869.16 : x
  2. Step 2: Convert to fraction form
    68,175.96/94,052.46 = 39,869.16/x
  3. Step 3: Cross multiply
    68,175.96x = 94,052.46 × 39,869.16
  4. Step 4: Simplify right side
    68,175.96x = 3,749,792,576.13
  5. Step 5: Solve for x
    x = 3,749,792,576.13/68,175.96
  6. Step 6: Final answer
    x = 55,001.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.