Home / 146,617.46-219,947.79-53,101.34

Finding the Fourth Proportional to 146,617.46, 219,947.79 and 53,101.34

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Solution

The fourth proportional to 146,617.46, 219,947.79 and 53,101.34 is: 79,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,617.46 : 219,947.79 = 53,101.34 : x
  2. Step 2: Convert to fraction form
    146,617.46/219,947.79 = 53,101.34/x
  3. Step 3: Cross multiply
    146,617.46x = 219,947.79 × 53,101.34
  4. Step 4: Simplify right side
    146,617.46x = 11,679,522,379.04
  5. Step 5: Solve for x
    x = 11,679,522,379.04/146,617.46
  6. Step 6: Final answer
    x = 79,659.83

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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.