Home / 231,190.80-346,786.20-168,982.80

Finding the Fourth Proportional to 231,190.80, 346,786.20 and 168,982.80

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Solution

The fourth proportional to 231,190.80, 346,786.20 and 168,982.80 is: 253,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,190.80 : 346,786.20 = 168,982.80 : x
  2. Step 2: Convert to fraction form
    231,190.80/346,786.20 = 168,982.80/x
  3. Step 3: Cross multiply
    231,190.80x = 346,786.20 × 168,982.80
  4. Step 4: Simplify right side
    231,190.80x = 58,600,903,077.36
  5. Step 5: Solve for x
    x = 58,600,903,077.36/231,190.80
  6. Step 6: Final answer
    x = 253,474.20

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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.