Home / 146,767.52-220,235.94-79,299.75

Finding the Fourth Proportional to 146,767.52, 220,235.94 and 79,299.75

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Solution

The fourth proportional to 146,767.52, 220,235.94 and 79,299.75 is: 118,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,767.52 : 220,235.94 = 79,299.75 : x
  2. Step 2: Convert to fraction form
    146,767.52/220,235.94 = 79,299.75/x
  3. Step 3: Cross multiply
    146,767.52x = 220,235.94 × 79,299.75
  4. Step 4: Simplify right side
    146,767.52x = 17,464,654,983.02
  5. Step 5: Solve for x
    x = 17,464,654,983.02/146,767.52
  6. Step 6: Final answer
    x = 118,995.37

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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.