Home / 104,910.75-144,733.48-73,098.09

Finding the Fourth Proportional to 104,910.75, 144,733.48 and 73,098.09

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Solution

The fourth proportional to 104,910.75, 144,733.48 and 73,098.09 is: 100,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,910.75 : 144,733.48 = 73,098.09 : x
  2. Step 2: Convert to fraction form
    104,910.75/144,733.48 = 73,098.09/x
  3. Step 3: Cross multiply
    104,910.75x = 144,733.48 × 73,098.09
  4. Step 4: Simplify right side
    104,910.75x = 10,579,740,947.05
  5. Step 5: Solve for x
    x = 10,579,740,947.05/104,910.75
  6. Step 6: Final answer
    x = 100,845.16

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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.