Home / 84,010.32-125,791.92-74,046.24

Finding the Fourth Proportional to 84,010.32, 125,791.92 and 74,046.24

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Solution

The fourth proportional to 84,010.32, 125,791.92 and 74,046.24 is: 110,872.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,010.32 : 125,791.92 = 74,046.24 : x
  2. Step 2: Convert to fraction form
    84,010.32/125,791.92 = 74,046.24/x
  3. Step 3: Cross multiply
    84,010.32x = 125,791.92 × 74,046.24
  4. Step 4: Simplify right side
    84,010.32x = 9,314,418,698.38
  5. Step 5: Solve for x
    x = 9,314,418,698.38/84,010.32
  6. Step 6: Final answer
    x = 110,872.32

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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.