Home / 81,820.97-112,912.23-46,010.22

Finding the Fourth Proportional to 81,820.97, 112,912.23 and 46,010.22

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Solution

The fourth proportional to 81,820.97, 112,912.23 and 46,010.22 is: 63,493.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,820.97 : 112,912.23 = 46,010.22 : x
  2. Step 2: Convert to fraction form
    81,820.97/112,912.23 = 46,010.22/x
  3. Step 3: Cross multiply
    81,820.97x = 112,912.23 × 46,010.22
  4. Step 4: Simplify right side
    81,820.97x = 5,195,116,542.99
  5. Step 5: Solve for x
    x = 5,195,116,542.99/81,820.97
  6. Step 6: Final answer
    x = 63,493.71

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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.