Home / 50,815.61-76,140.26-30,764.33

Finding the Fourth Proportional to 50,815.61, 76,140.26 and 30,764.33

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Solution

The fourth proportional to 50,815.61, 76,140.26 and 30,764.33 is: 46,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,815.61 : 76,140.26 = 30,764.33 : x
  2. Step 2: Convert to fraction form
    50,815.61/76,140.26 = 30,764.33/x
  3. Step 3: Cross multiply
    50,815.61x = 76,140.26 × 30,764.33
  4. Step 4: Simplify right side
    50,815.61x = 2,342,404,257.01
  5. Step 5: Solve for x
    x = 2,342,404,257.01/50,815.61
  6. Step 6: Final answer
    x = 46,096.15

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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.