Home / 45,379.60-68,078.05-17,297.30

Finding the Fourth Proportional to 45,379.60, 68,078.05 and 17,297.30

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Solution

The fourth proportional to 45,379.60, 68,078.05 and 17,297.30 is: 25,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,379.60 : 68,078.05 = 17,297.30 : x
  2. Step 2: Convert to fraction form
    45,379.60/68,078.05 = 17,297.30/x
  3. Step 3: Cross multiply
    45,379.60x = 68,078.05 × 17,297.30
  4. Step 4: Simplify right side
    45,379.60x = 1,177,566,454.27
  5. Step 5: Solve for x
    x = 1,177,566,454.27/45,379.60
  6. Step 6: Final answer
    x = 25,949.25

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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.