Home / 71,730.07-107,470.41-50,337.41

Finding the Fourth Proportional to 71,730.07, 107,470.41 and 50,337.41

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Solution

The fourth proportional to 71,730.07, 107,470.41 and 50,337.41 is: 75,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,730.07 : 107,470.41 = 50,337.41 : x
  2. Step 2: Convert to fraction form
    71,730.07/107,470.41 = 50,337.41/x
  3. Step 3: Cross multiply
    71,730.07x = 107,470.41 × 50,337.41
  4. Step 4: Simplify right side
    71,730.07x = 5,409,782,548.48
  5. Step 5: Solve for x
    x = 5,409,782,548.48/71,730.07
  6. Step 6: Final answer
    x = 75,418.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.