Home / 76,175.64-114,286.86-34,091.19

Finding the Fourth Proportional to 76,175.64, 114,286.86 and 34,091.19

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Solution

The fourth proportional to 76,175.64, 114,286.86 and 34,091.19 is: 51,147.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,175.64 : 114,286.86 = 34,091.19 : x
  2. Step 2: Convert to fraction form
    76,175.64/114,286.86 = 34,091.19/x
  3. Step 3: Cross multiply
    76,175.64x = 114,286.86 × 34,091.19
  4. Step 4: Simplify right side
    76,175.64x = 3,896,175,058.76
  5. Step 5: Solve for x
    x = 3,896,175,058.76/76,175.64
  6. Step 6: Final answer
    x = 51,147.26

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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.