Home / 146,694.82-220,117.26-69,844.79

Finding the Fourth Proportional to 146,694.82, 220,117.26 and 69,844.79

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Solution

The fourth proportional to 146,694.82, 220,117.26 and 69,844.79 is: 104,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,694.82 : 220,117.26 = 69,844.79 : x
  2. Step 2: Convert to fraction form
    146,694.82/220,117.26 = 69,844.79/x
  3. Step 3: Cross multiply
    146,694.82x = 220,117.26 × 69,844.79
  4. Step 4: Simplify right side
    146,694.82x = 15,374,043,800.08
  5. Step 5: Solve for x
    x = 15,374,043,800.08/146,694.82
  6. Step 6: Final answer
    x = 104,802.91

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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.