Home / 146,537.70-219,806.55-122,918.10

Finding the Fourth Proportional to 146,537.70, 219,806.55 and 122,918.10

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Solution

The fourth proportional to 146,537.70, 219,806.55 and 122,918.10 is: 184,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,537.70 : 219,806.55 = 122,918.10 : x
  2. Step 2: Convert to fraction form
    146,537.70/219,806.55 = 122,918.10/x
  3. Step 3: Cross multiply
    146,537.70x = 219,806.55 × 122,918.10
  4. Step 4: Simplify right side
    146,537.70x = 27,018,203,493.56
  5. Step 5: Solve for x
    x = 27,018,203,493.56/146,537.70
  6. Step 6: Final answer
    x = 184,377.15

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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.