Home / 104,819.82-144,651.53-57,073.37

Finding the Fourth Proportional to 104,819.82, 144,651.53 and 57,073.37

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Solution

The fourth proportional to 104,819.82, 144,651.53 and 57,073.37 is: 78,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,819.82 : 144,651.53 = 57,073.37 : x
  2. Step 2: Convert to fraction form
    104,819.82/144,651.53 = 57,073.37/x
  3. Step 3: Cross multiply
    104,819.82x = 144,651.53 × 57,073.37
  4. Step 4: Simplify right side
    104,819.82x = 8,255,749,284.13
  5. Step 5: Solve for x
    x = 8,255,749,284.13/104,819.82
  6. Step 6: Final answer
    x = 78,761.34

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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.