Home / 104,927.45-144,795.66-57,179.77

Finding the Fourth Proportional to 104,927.45, 144,795.66 and 57,179.77

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Solution

The fourth proportional to 104,927.45, 144,795.66 and 57,179.77 is: 78,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.45 : 144,795.66 = 57,179.77 : x
  2. Step 2: Convert to fraction form
    104,927.45/144,795.66 = 57,179.77/x
  3. Step 3: Cross multiply
    104,927.45x = 144,795.66 × 57,179.77
  4. Step 4: Simplify right side
    104,927.45x = 8,279,381,525.92
  5. Step 5: Solve for x
    x = 8,279,381,525.92/104,927.45
  6. Step 6: Final answer
    x = 78,905.78

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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.