Home / 146,573.08-219,872.58-79,984.60

Finding the Fourth Proportional to 146,573.08, 219,872.58 and 79,984.60

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Solution

The fourth proportional to 146,573.08, 219,872.58 and 79,984.60 is: 119,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,573.08 : 219,872.58 = 79,984.60 : x
  2. Step 2: Convert to fraction form
    146,573.08/219,872.58 = 79,984.60/x
  3. Step 3: Cross multiply
    146,573.08x = 219,872.58 × 79,984.60
  4. Step 4: Simplify right side
    146,573.08x = 17,586,420,362.27
  5. Step 5: Solve for x
    x = 17,586,420,362.27/146,573.08
  6. Step 6: Final answer
    x = 119,983.97

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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.