Home / 146,722.20-220,083.30-106,870.20

Finding the Fourth Proportional to 146,722.20, 220,083.30 and 106,870.20

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Solution

The fourth proportional to 146,722.20, 220,083.30 and 106,870.20 is: 160,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,722.20 : 220,083.30 = 106,870.20 : x
  2. Step 2: Convert to fraction form
    146,722.20/220,083.30 = 106,870.20/x
  3. Step 3: Cross multiply
    146,722.20x = 220,083.30 × 106,870.20
  4. Step 4: Simplify right side
    146,722.20x = 23,520,346,287.66
  5. Step 5: Solve for x
    x = 23,520,346,287.66/146,722.20
  6. Step 6: Final answer
    x = 160,305.30

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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.