Home / 112,709.82-169,150.39-41,699.66

Finding the Fourth Proportional to 112,709.82, 169,150.39 and 41,699.66

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Solution

The fourth proportional to 112,709.82, 169,150.39 and 41,699.66 is: 62,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,709.82 : 169,150.39 = 41,699.66 : x
  2. Step 2: Convert to fraction form
    112,709.82/169,150.39 = 41,699.66/x
  3. Step 3: Cross multiply
    112,709.82x = 169,150.39 × 41,699.66
  4. Step 4: Simplify right side
    112,709.82x = 7,053,512,801.87
  5. Step 5: Solve for x
    x = 7,053,512,801.87/112,709.82
  6. Step 6: Final answer
    x = 62,581.17

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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.