Home / 104,736.24-144,520.20-64,456.56

Finding the Fourth Proportional to 104,736.24, 144,520.20 and 64,456.56

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Solution

The fourth proportional to 104,736.24, 144,520.20 and 64,456.56 is: 88,940.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,736.24 : 144,520.20 = 64,456.56 : x
  2. Step 2: Convert to fraction form
    104,736.24/144,520.20 = 64,456.56/x
  3. Step 3: Cross multiply
    104,736.24x = 144,520.20 × 64,456.56
  4. Step 4: Simplify right side
    104,736.24x = 9,315,274,942.51
  5. Step 5: Solve for x
    x = 9,315,274,942.51/104,736.24
  6. Step 6: Final answer
    x = 88,940.32

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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.