Home / 112,871.36-169,272.72-33,964.64

Finding the Fourth Proportional to 112,871.36, 169,272.72 and 33,964.64

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Solution

The fourth proportional to 112,871.36, 169,272.72 and 33,964.64 is: 50,936.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,871.36 : 169,272.72 = 33,964.64 : x
  2. Step 2: Convert to fraction form
    112,871.36/169,272.72 = 33,964.64/x
  3. Step 3: Cross multiply
    112,871.36x = 169,272.72 × 33,964.64
  4. Step 4: Simplify right side
    112,871.36x = 5,749,286,996.62
  5. Step 5: Solve for x
    x = 5,749,286,996.62/112,871.36
  6. Step 6: Final answer
    x = 50,936.63

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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.