Home / 45,844.82-68,900.07-30,360.86

Finding the Fourth Proportional to 45,844.82, 68,900.07 and 30,360.86

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Solution

The fourth proportional to 45,844.82, 68,900.07 and 30,360.86 is: 45,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,844.82 : 68,900.07 = 30,360.86 : x
  2. Step 2: Convert to fraction form
    45,844.82/68,900.07 = 30,360.86/x
  3. Step 3: Cross multiply
    45,844.82x = 68,900.07 × 30,360.86
  4. Step 4: Simplify right side
    45,844.82x = 2,091,865,379.26
  5. Step 5: Solve for x
    x = 2,091,865,379.26/45,844.82
  6. Step 6: Final answer
    x = 45,629.26

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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.