Home / 101,175.62-151,635.83-51,268.28

Finding the Fourth Proportional to 101,175.62, 151,635.83 and 51,268.28

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Solution

The fourth proportional to 101,175.62, 151,635.83 and 51,268.28 is: 76,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,175.62 : 151,635.83 = 51,268.28 : x
  2. Step 2: Convert to fraction form
    101,175.62/151,635.83 = 51,268.28/x
  3. Step 3: Cross multiply
    101,175.62x = 151,635.83 × 51,268.28
  4. Step 4: Simplify right side
    101,175.62x = 7,774,107,175.95
  5. Step 5: Solve for x
    x = 7,774,107,175.95/101,175.62
  6. Step 6: Final answer
    x = 76,837.76

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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.