Home / 146,408.40-219,126.60-106,313.40

Finding the Fourth Proportional to 146,408.40, 219,126.60 and 106,313.40

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Solution

The fourth proportional to 146,408.40, 219,126.60 and 106,313.40 is: 159,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,408.40 : 219,126.60 = 106,313.40 : x
  2. Step 2: Convert to fraction form
    146,408.40/219,126.60 = 106,313.40/x
  3. Step 3: Cross multiply
    146,408.40x = 219,126.60 × 106,313.40
  4. Step 4: Simplify right side
    146,408.40x = 23,296,093,876.44
  5. Step 5: Solve for x
    x = 23,296,093,876.44/146,408.40
  6. Step 6: Final answer
    x = 159,117.19

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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.