Home / 146,611.40-219,917.10-109,747.40

Finding the Fourth Proportional to 146,611.40, 219,917.10 and 109,747.40

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Solution

The fourth proportional to 146,611.40, 219,917.10 and 109,747.40 is: 164,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,611.40 : 219,917.10 = 109,747.40 : x
  2. Step 2: Convert to fraction form
    146,611.40/219,917.10 = 109,747.40/x
  3. Step 3: Cross multiply
    146,611.40x = 219,917.10 × 109,747.40
  4. Step 4: Simplify right side
    146,611.40x = 24,135,329,940.54
  5. Step 5: Solve for x
    x = 24,135,329,940.54/146,611.40
  6. Step 6: Final answer
    x = 164,621.10

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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.