Home / 112,169.72-168,218.19-37,269.76

Finding the Fourth Proportional to 112,169.72, 168,218.19 and 37,269.76

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Solution

The fourth proportional to 112,169.72, 168,218.19 and 37,269.76 is: 55,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,169.72 : 168,218.19 = 37,269.76 : x
  2. Step 2: Convert to fraction form
    112,169.72/168,218.19 = 37,269.76/x
  3. Step 3: Cross multiply
    112,169.72x = 168,218.19 × 37,269.76
  4. Step 4: Simplify right side
    112,169.72x = 6,269,451,568.93
  5. Step 5: Solve for x
    x = 6,269,451,568.93/112,169.72
  6. Step 6: Final answer
    x = 55,892.55

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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.