Home / 146,736.70-220,105.05-136,822.30

Finding the Fourth Proportional to 146,736.70, 220,105.05 and 136,822.30

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Solution

The fourth proportional to 146,736.70, 220,105.05 and 136,822.30 is: 205,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,736.70 : 220,105.05 = 136,822.30 : x
  2. Step 2: Convert to fraction form
    146,736.70/220,105.05 = 136,822.30/x
  3. Step 3: Cross multiply
    146,736.70x = 220,105.05 × 136,822.30
  4. Step 4: Simplify right side
    146,736.70x = 30,115,279,182.62
  5. Step 5: Solve for x
    x = 30,115,279,182.62/146,736.70
  6. Step 6: Final answer
    x = 205,233.45

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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.