Home / 146,170.12-219,250.42-61,907.80

Finding the Fourth Proportional to 146,170.12, 219,250.42 and 61,907.80

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Solution

The fourth proportional to 146,170.12, 219,250.42 and 61,907.80 is: 92,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,170.12 : 219,250.42 = 61,907.80 : x
  2. Step 2: Convert to fraction form
    146,170.12/219,250.42 = 61,907.80/x
  3. Step 3: Cross multiply
    146,170.12x = 219,250.42 × 61,907.80
  4. Step 4: Simplify right side
    146,170.12x = 13,573,311,151.28
  5. Step 5: Solve for x
    x = 13,573,311,151.28/146,170.12
  6. Step 6: Final answer
    x = 92,859.68

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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.