Home / 231,408.23-346,884.60-135,223.37

Finding the Fourth Proportional to 231,408.23, 346,884.60 and 135,223.37

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Solution

The fourth proportional to 231,408.23, 346,884.60 and 135,223.37 is: 202,701.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,408.23 : 346,884.60 = 135,223.37 : x
  2. Step 2: Convert to fraction form
    231,408.23/346,884.60 = 135,223.37/x
  3. Step 3: Cross multiply
    231,408.23x = 346,884.60 × 135,223.37
  4. Step 4: Simplify right side
    231,408.23x = 46,906,905,623.63
  5. Step 5: Solve for x
    x = 46,906,905,623.63/231,408.23
  6. Step 6: Final answer
    x = 202,701.97

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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.