Home / 146,121.96-201,647.46-79,052.52

Finding the Fourth Proportional to 146,121.96, 201,647.46 and 79,052.52

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Solution

The fourth proportional to 146,121.96, 201,647.46 and 79,052.52 is: 109,092.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,121.96 : 201,647.46 = 79,052.52 : x
  2. Step 2: Convert to fraction form
    146,121.96/201,647.46 = 79,052.52/x
  3. Step 3: Cross multiply
    146,121.96x = 201,647.46 × 79,052.52
  4. Step 4: Simplify right side
    146,121.96x = 15,940,739,864.60
  5. Step 5: Solve for x
    x = 15,940,739,864.60/146,121.96
  6. Step 6: Final answer
    x = 109,092.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.