Home / 45,464.26-68,149.92-30,674.68

Finding the Fourth Proportional to 45,464.26, 68,149.92 and 30,674.68

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Solution

The fourth proportional to 45,464.26, 68,149.92 and 30,674.68 is: 45,980.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,464.26 : 68,149.92 = 30,674.68 : x
  2. Step 2: Convert to fraction form
    45,464.26/68,149.92 = 30,674.68/x
  3. Step 3: Cross multiply
    45,464.26x = 68,149.92 × 30,674.68
  4. Step 4: Simplify right side
    45,464.26x = 2,090,476,988.03
  5. Step 5: Solve for x
    x = 2,090,476,988.03/45,464.26
  6. Step 6: Final answer
    x = 45,980.67

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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.