Home / 76,175.64-114,286.84-34,091.16

Finding the Fourth Proportional to 76,175.64, 114,286.84 and 34,091.16

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Solution

The fourth proportional to 76,175.64, 114,286.84 and 34,091.16 is: 51,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,175.64 : 114,286.84 = 34,091.16 : x
  2. Step 2: Convert to fraction form
    76,175.64/114,286.84 = 34,091.16/x
  3. Step 3: Cross multiply
    76,175.64x = 114,286.84 × 34,091.16
  4. Step 4: Simplify right side
    76,175.64x = 3,896,170,948.33
  5. Step 5: Solve for x
    x = 3,896,170,948.33/76,175.64
  6. Step 6: Final answer
    x = 51,147.20

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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.