Home / 68,656.08-103,050.61-33,142.33

Finding the Fourth Proportional to 68,656.08, 103,050.61 and 33,142.33

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Solution

The fourth proportional to 68,656.08, 103,050.61 and 33,142.33 is: 49,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,656.08 : 103,050.61 = 33,142.33 : x
  2. Step 2: Convert to fraction form
    68,656.08/103,050.61 = 33,142.33/x
  3. Step 3: Cross multiply
    68,656.08x = 103,050.61 × 33,142.33
  4. Step 4: Simplify right side
    68,656.08x = 3,415,337,323.32
  5. Step 5: Solve for x
    x = 3,415,337,323.32/68,656.08
  6. Step 6: Final answer
    x = 49,745.59

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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.