Home / 112,668.30-169,024.32-33,775.92

Finding the Fourth Proportional to 112,668.30, 169,024.32 and 33,775.92

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Solution

The fourth proportional to 112,668.30, 169,024.32 and 33,775.92 is: 50,670.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,668.30 : 169,024.32 = 33,775.92 : x
  2. Step 2: Convert to fraction form
    112,668.30/169,024.32 = 33,775.92/x
  3. Step 3: Cross multiply
    112,668.30x = 169,024.32 × 33,775.92
  4. Step 4: Simplify right side
    112,668.30x = 5,708,951,910.37
  5. Step 5: Solve for x
    x = 5,708,951,910.37/112,668.30
  6. Step 6: Final answer
    x = 50,670.44

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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.