Home / 146,436.66-219,404.24-79,923.46

Finding the Fourth Proportional to 146,436.66, 219,404.24 and 79,923.46

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Solution

The fourth proportional to 146,436.66, 219,404.24 and 79,923.46 is: 119,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,436.66 : 219,404.24 = 79,923.46 : x
  2. Step 2: Convert to fraction form
    146,436.66/219,404.24 = 79,923.46/x
  3. Step 3: Cross multiply
    146,436.66x = 219,404.24 × 79,923.46
  4. Step 4: Simplify right side
    146,436.66x = 17,535,545,999.47
  5. Step 5: Solve for x
    x = 17,535,545,999.47/146,436.66
  6. Step 6: Final answer
    x = 119,748.33

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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.