Home / 75,997.06-113,995.62-19,837.01

Finding the Fourth Proportional to 75,997.06, 113,995.62 and 19,837.01

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Solution

The fourth proportional to 75,997.06, 113,995.62 and 19,837.01 is: 29,755.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,997.06 : 113,995.62 = 19,837.01 : x
  2. Step 2: Convert to fraction form
    75,997.06/113,995.62 = 19,837.01/x
  3. Step 3: Cross multiply
    75,997.06x = 113,995.62 × 19,837.01
  4. Step 4: Simplify right side
    75,997.06x = 2,261,332,538.89
  5. Step 5: Solve for x
    x = 2,261,332,538.89/75,997.06
  6. Step 6: Final answer
    x = 29,755.53

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1.5x scale

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.