Home / 113,659,791.88-170,532,637.28-68,253,239.56

Finding the Fourth Proportional to 113,659,791.88, 170,532,637.28 and 68,253,239.56

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Solution

The fourth proportional to 113,659,791.88, 170,532,637.28 and 68,253,239.56 is: 102,405,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,659,791.88 : 170,532,637.28 = 68,253,239.56 : x
  2. Step 2: Convert to fraction form
    113,659,791.88/170,532,637.28 = 68,253,239.56/x
  3. Step 3: Cross multiply
    113,659,791.88x = 170,532,637.28 × 68,253,239.56
  4. Step 4: Simplify right side
    113,659,791.88x = 11,639,404,945,070,428
  5. Step 5: Solve for x
    x = 11,639,404,945,070,428/113,659,791.88
  6. Step 6: Final answer
    x = 102,405,650.69

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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.