Home / 80,881.76-111,617.26-46,910.38

Finding the Fourth Proportional to 80,881.76, 111,617.26 and 46,910.38

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Solution

The fourth proportional to 80,881.76, 111,617.26 and 46,910.38 is: 64,736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,881.76 : 111,617.26 = 46,910.38 : x
  2. Step 2: Convert to fraction form
    80,881.76/111,617.26 = 46,910.38/x
  3. Step 3: Cross multiply
    80,881.76x = 111,617.26 × 46,910.38
  4. Step 4: Simplify right side
    80,881.76x = 5,236,008,081.16
  5. Step 5: Solve for x
    x = 5,236,008,081.16/80,881.76
  6. Step 6: Final answer
    x = 64,736.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.