Home / 149,621.72-206,477.88-95,906.69

Finding the Fourth Proportional to 149,621.72, 206,477.88 and 95,906.69

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Solution

The fourth proportional to 149,621.72, 206,477.88 and 95,906.69 is: 132,351.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,621.72 : 206,477.88 = 95,906.69 : x
  2. Step 2: Convert to fraction form
    149,621.72/206,477.88 = 95,906.69/x
  3. Step 3: Cross multiply
    149,621.72x = 206,477.88 × 95,906.69
  4. Step 4: Simplify right side
    149,621.72x = 19,802,608,996.63
  5. Step 5: Solve for x
    x = 19,802,608,996.63/149,621.72
  6. Step 6: Final answer
    x = 132,351.17

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1.5x scale

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.