Home / 146,958.24-220,252.91-79,487.56

Finding the Fourth Proportional to 146,958.24, 220,252.91 and 79,487.56

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Solution

The fourth proportional to 146,958.24, 220,252.91 and 79,487.56 is: 119,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,958.24 : 220,252.91 = 79,487.56 : x
  2. Step 2: Convert to fraction form
    146,958.24/220,252.91 = 79,487.56/x
  3. Step 3: Cross multiply
    146,958.24x = 220,252.91 × 79,487.56
  4. Step 4: Simplify right side
    146,958.24x = 17,507,366,001.36
  5. Step 5: Solve for x
    x = 17,507,366,001.36/146,958.24
  6. Step 6: Final answer
    x = 119,131.58

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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.