Home / 104,953.20-144,835.68-57,205.92

Finding the Fourth Proportional to 104,953.20, 144,835.68 and 57,205.92

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Solution

The fourth proportional to 104,953.20, 144,835.68 and 57,205.92 is: 78,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,953.20 : 144,835.68 = 57,205.92 : x
  2. Step 2: Convert to fraction form
    104,953.20/144,835.68 = 57,205.92/x
  3. Step 3: Cross multiply
    104,953.20x = 144,835.68 × 57,205.92
  4. Step 4: Simplify right side
    104,953.20x = 8,285,458,323.23
  5. Step 5: Solve for x
    x = 8,285,458,323.23/104,953.20
  6. Step 6: Final answer
    x = 78,944.31

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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.