Home / 146,634.50-202,355.62-79,566.50

Finding the Fourth Proportional to 146,634.50, 202,355.62 and 79,566.50

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Solution

The fourth proportional to 146,634.50, 202,355.62 and 79,566.50 is: 109,801.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,634.50 : 202,355.62 = 79,566.50 : x
  2. Step 2: Convert to fraction form
    146,634.50/202,355.62 = 79,566.50/x
  3. Step 3: Cross multiply
    146,634.50x = 202,355.62 × 79,566.50
  4. Step 4: Simplify right side
    146,634.50x = 16,100,728,438.73
  5. Step 5: Solve for x
    x = 16,100,728,438.73/146,634.50
  6. Step 6: Final answer
    x = 109,801.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.