Home / 76,790.07-105,972.44-44,960.31

Finding the Fourth Proportional to 76,790.07, 105,972.44 and 44,960.31

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Solution

The fourth proportional to 76,790.07, 105,972.44 and 44,960.31 is: 62,046.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,790.07 : 105,972.44 = 44,960.31 : x
  2. Step 2: Convert to fraction form
    76,790.07/105,972.44 = 44,960.31/x
  3. Step 3: Cross multiply
    76,790.07x = 105,972.44 × 44,960.31
  4. Step 4: Simplify right side
    76,790.07x = 4,764,553,529.05
  5. Step 5: Solve for x
    x = 4,764,553,529.05/76,790.07
  6. Step 6: Final answer
    x = 62,046.48

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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.