Home / 92,837.25-128,115.68-50,395.82

Finding the Fourth Proportional to 92,837.25, 128,115.68 and 50,395.82

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Solution

The fourth proportional to 92,837.25, 128,115.68 and 50,395.82 is: 69,546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,837.25 : 128,115.68 = 50,395.82 : x
  2. Step 2: Convert to fraction form
    92,837.25/128,115.68 = 50,395.82/x
  3. Step 3: Cross multiply
    92,837.25x = 128,115.68 × 50,395.82
  4. Step 4: Simplify right side
    92,837.25x = 6,456,493,855.90
  5. Step 5: Solve for x
    x = 6,456,493,855.90/92,837.25
  6. Step 6: Final answer
    x = 69,546.37

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1.5x scale

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.