Home / 49,458.22-73,975.34-45,868.57

Finding the Fourth Proportional to 49,458.22, 73,975.34 and 45,868.57

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Solution

The fourth proportional to 49,458.22, 73,975.34 and 45,868.57 is: 68,606.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,458.22 : 73,975.34 = 45,868.57 : x
  2. Step 2: Convert to fraction form
    49,458.22/73,975.34 = 45,868.57/x
  3. Step 3: Cross multiply
    49,458.22x = 73,975.34 × 45,868.57
  4. Step 4: Simplify right side
    49,458.22x = 3,393,142,990.80
  5. Step 5: Solve for x
    x = 3,393,142,990.80/49,458.22
  6. Step 6: Final answer
    x = 68,606.25

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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.