Home / 112,924.26-169,238.77-84,621.85

Finding the Fourth Proportional to 112,924.26, 169,238.77 and 84,621.85

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Solution

The fourth proportional to 112,924.26, 169,238.77 and 84,621.85 is: 126,822.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,924.26 : 169,238.77 = 84,621.85 : x
  2. Step 2: Convert to fraction form
    112,924.26/169,238.77 = 84,621.85/x
  3. Step 3: Cross multiply
    112,924.26x = 169,238.77 × 84,621.85
  4. Step 4: Simplify right side
    112,924.26x = 14,321,297,174.47
  5. Step 5: Solve for x
    x = 14,321,297,174.47/112,924.26
  6. Step 6: Final answer
    x = 126,822.15

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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.