Home / 146,530.80-219,623.40-109,551.60

Finding the Fourth Proportional to 146,530.80, 219,623.40 and 109,551.60

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Solution

The fourth proportional to 146,530.80, 219,623.40 and 109,551.60 is: 164,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,530.80 : 219,623.40 = 109,551.60 : x
  2. Step 2: Convert to fraction form
    146,530.80/219,623.40 = 109,551.60/x
  3. Step 3: Cross multiply
    146,530.80x = 219,623.40 × 109,551.60
  4. Step 4: Simplify right side
    146,530.80x = 24,060,094,867.44
  5. Step 5: Solve for x
    x = 24,060,094,867.44/146,530.80
  6. Step 6: Final answer
    x = 164,198.21

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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.