Home / 112,843.74-169,221.84-60,224.52

Finding the Fourth Proportional to 112,843.74, 169,221.84 and 60,224.52

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Solution

The fourth proportional to 112,843.74, 169,221.84 and 60,224.52 is: 90,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,843.74 : 169,221.84 = 60,224.52 : x
  2. Step 2: Convert to fraction form
    112,843.74/169,221.84 = 60,224.52/x
  3. Step 3: Cross multiply
    112,843.74x = 169,221.84 × 60,224.52
  4. Step 4: Simplify right side
    112,843.74x = 10,191,304,087.52
  5. Step 5: Solve for x
    x = 10,191,304,087.52/112,843.74
  6. Step 6: Final answer
    x = 90,313.42

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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.