Home / 231,102.44-346,638.30-90,884.84

Finding the Fourth Proportional to 231,102.44, 346,638.30 and 90,884.84

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Solution

The fourth proportional to 231,102.44, 346,638.30 and 90,884.84 is: 136,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,102.44 : 346,638.30 = 90,884.84 : x
  2. Step 2: Convert to fraction form
    231,102.44/346,638.30 = 90,884.84/x
  3. Step 3: Cross multiply
    231,102.44x = 346,638.30 × 90,884.84
  4. Step 4: Simplify right side
    231,102.44x = 31,504,166,433.37
  5. Step 5: Solve for x
    x = 31,504,166,433.37/231,102.44
  6. Step 6: Final answer
    x = 136,321.22

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1.5x scale

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.