Home / 67,790.26-101,644.33-30,343.34

Finding the Fourth Proportional to 67,790.26, 101,644.33 and 30,343.34

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Solution

The fourth proportional to 67,790.26, 101,644.33 and 30,343.34 is: 45,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,790.26 : 101,644.33 = 30,343.34 : x
  2. Step 2: Convert to fraction form
    67,790.26/101,644.33 = 30,343.34/x
  3. Step 3: Cross multiply
    67,790.26x = 101,644.33 × 30,343.34
  4. Step 4: Simplify right side
    67,790.26x = 3,084,228,464.26
  5. Step 5: Solve for x
    x = 3,084,228,464.26/67,790.26
  6. Step 6: Final answer
    x = 45,496.63

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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.