Home / 146,940.44-220,431.42-47,077.28

Finding the Fourth Proportional to 146,940.44, 220,431.42 and 47,077.28

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Solution

The fourth proportional to 146,940.44, 220,431.42 and 47,077.28 is: 70,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,940.44 : 220,431.42 = 47,077.28 : x
  2. Step 2: Convert to fraction form
    146,940.44/220,431.42 = 47,077.28/x
  3. Step 3: Cross multiply
    146,940.44x = 220,431.42 × 47,077.28
  4. Step 4: Simplify right side
    146,940.44x = 10,377,310,577.98
  5. Step 5: Solve for x
    x = 10,377,310,577.98/146,940.44
  6. Step 6: Final answer
    x = 70,622.56

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1.5x scale

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.