Home / 115,786.22-173,676.08-36,905.18

Finding the Fourth Proportional to 115,786.22, 173,676.08 and 36,905.18

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Solution

The fourth proportional to 115,786.22, 173,676.08 and 36,905.18 is: 55,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,786.22 : 173,676.08 = 36,905.18 : x
  2. Step 2: Convert to fraction form
    115,786.22/173,676.08 = 36,905.18/x
  3. Step 3: Cross multiply
    115,786.22x = 173,676.08 × 36,905.18
  4. Step 4: Simplify right side
    115,786.22x = 6,409,546,217.98
  5. Step 5: Solve for x
    x = 6,409,546,217.98/115,786.22
  6. Step 6: Final answer
    x = 55,356.73

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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.