Home / 112,725.47-169,112.78-33,845.85

Finding the Fourth Proportional to 112,725.47, 169,112.78 and 33,845.85

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Solution

The fourth proportional to 112,725.47, 169,112.78 and 33,845.85 is: 50,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,725.47 : 169,112.78 = 33,845.85 : x
  2. Step 2: Convert to fraction form
    112,725.47/169,112.78 = 33,845.85/x
  3. Step 3: Cross multiply
    112,725.47x = 169,112.78 × 33,845.85
  4. Step 4: Simplify right side
    112,725.47x = 5,723,765,742.66
  5. Step 5: Solve for x
    x = 5,723,765,742.66/112,725.47
  6. Step 6: Final answer
    x = 50,776.15

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1.5x scale

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.