Home / 49,286.40-73,756.80-34,425.60

Finding the Fourth Proportional to 49,286.40, 73,756.80 and 34,425.60

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Solution

The fourth proportional to 49,286.40, 73,756.80 and 34,425.60 is: 51,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,286.40 : 73,756.80 = 34,425.60 : x
  2. Step 2: Convert to fraction form
    49,286.40/73,756.80 = 34,425.60/x
  3. Step 3: Cross multiply
    49,286.40x = 73,756.80 × 34,425.60
  4. Step 4: Simplify right side
    49,286.40x = 2,539,122,094.08
  5. Step 5: Solve for x
    x = 2,539,122,094.08/49,286.40
  6. Step 6: Final answer
    x = 51,517.70

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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.