Home / 49,106.13-73,659.19-12,170.13

Finding the Fourth Proportional to 49,106.13, 73,659.19 and 12,170.13

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Solution

The fourth proportional to 49,106.13, 73,659.19 and 12,170.13 is: 18,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,106.13 : 73,659.19 = 12,170.13 : x
  2. Step 2: Convert to fraction form
    49,106.13/73,659.19 = 12,170.13/x
  3. Step 3: Cross multiply
    49,106.13x = 73,659.19 × 12,170.13
  4. Step 4: Simplify right side
    49,106.13x = 896,441,917.99
  5. Step 5: Solve for x
    x = 896,441,917.99/49,106.13
  6. Step 6: Final answer
    x = 18,255.19

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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.