Home / 71,468.21-107,180.35-49,423.25

Finding the Fourth Proportional to 71,468.21, 107,180.35 and 49,423.25

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Solution

The fourth proportional to 71,468.21, 107,180.35 and 49,423.25 is: 74,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,468.21 : 107,180.35 = 49,423.25 : x
  2. Step 2: Convert to fraction form
    71,468.21/107,180.35 = 49,423.25/x
  3. Step 3: Cross multiply
    71,468.21x = 107,180.35 × 49,423.25
  4. Step 4: Simplify right side
    71,468.21x = 5,297,200,573.68
  5. Step 5: Solve for x
    x = 5,297,200,573.68/71,468.21
  6. Step 6: Final answer
    x = 74,119.68

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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.