Home / 101,375.26-139,895.37-56,052.09

Finding the Fourth Proportional to 101,375.26, 139,895.37 and 56,052.09

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Solution

The fourth proportional to 101,375.26, 139,895.37 and 56,052.09 is: 77,350.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,375.26 : 139,895.37 = 56,052.09 : x
  2. Step 2: Convert to fraction form
    101,375.26/139,895.37 = 56,052.09/x
  3. Step 3: Cross multiply
    101,375.26x = 139,895.37 × 56,052.09
  4. Step 4: Simplify right side
    101,375.26x = 7,841,427,869.82
  5. Step 5: Solve for x
    x = 7,841,427,869.82/101,375.26
  6. Step 6: Final answer
    x = 77,350.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.