Home / 117,996.96-162,835.17-64,281.85

Finding the Fourth Proportional to 117,996.96, 162,835.17 and 64,281.85

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Solution

The fourth proportional to 117,996.96, 162,835.17 and 64,281.85 is: 88,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,996.96 : 162,835.17 = 64,281.85 : x
  2. Step 2: Convert to fraction form
    117,996.96/162,835.17 = 64,281.85/x
  3. Step 3: Cross multiply
    117,996.96x = 162,835.17 × 64,281.85
  4. Step 4: Simplify right side
    117,996.96x = 10,467,345,972.66
  5. Step 5: Solve for x
    x = 10,467,345,972.66/117,996.96
  6. Step 6: Final answer
    x = 88,708.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.