Home / 107,656.19-161,508.86-32,786.94

Finding the Fourth Proportional to 107,656.19, 161,508.86 and 32,786.94

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Solution

The fourth proportional to 107,656.19, 161,508.86 and 32,786.94 is: 49,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,656.19 : 161,508.86 = 32,786.94 : x
  2. Step 2: Convert to fraction form
    107,656.19/161,508.86 = 32,786.94/x
  3. Step 3: Cross multiply
    107,656.19x = 161,508.86 × 32,786.94
  4. Step 4: Simplify right side
    107,656.19x = 5,295,381,138.35
  5. Step 5: Solve for x
    x = 5,295,381,138.35/107,656.19
  6. Step 6: Final answer
    x = 49,187.90

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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.