Home / 146,193.75-219,291.03-35,385.75

Finding the Fourth Proportional to 146,193.75, 219,291.03 and 35,385.75

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Solution

The fourth proportional to 146,193.75, 219,291.03 and 35,385.75 is: 53,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,193.75 : 219,291.03 = 35,385.75 : x
  2. Step 2: Convert to fraction form
    146,193.75/219,291.03 = 35,385.75/x
  3. Step 3: Cross multiply
    146,193.75x = 219,291.03 × 35,385.75
  4. Step 4: Simplify right side
    146,193.75x = 7,759,777,564.82
  5. Step 5: Solve for x
    x = 7,759,777,564.82/146,193.75
  6. Step 6: Final answer
    x = 53,078.72

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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.