Home / 146,173.53-219,083.71-71,181.30

Finding the Fourth Proportional to 146,173.53, 219,083.71 and 71,181.30

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Solution

The fourth proportional to 146,173.53, 219,083.71 and 71,181.30 is: 106,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,173.53 : 219,083.71 = 71,181.30 : x
  2. Step 2: Convert to fraction form
    146,173.53/219,083.71 = 71,181.30/x
  3. Step 3: Cross multiply
    146,173.53x = 219,083.71 × 71,181.30
  4. Step 4: Simplify right side
    146,173.53x = 15,594,663,286.62
  5. Step 5: Solve for x
    x = 15,594,663,286.62/146,173.53
  6. Step 6: Final answer
    x = 106,685.96

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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.