Home / 241,903.20-362,768.40-84,136.80

Finding the Fourth Proportional to 241,903.20, 362,768.40 and 84,136.80

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Solution

The fourth proportional to 241,903.20, 362,768.40 and 84,136.80 is: 126,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,903.20 : 362,768.40 = 84,136.80 : x
  2. Step 2: Convert to fraction form
    241,903.20/362,768.40 = 84,136.80/x
  3. Step 3: Cross multiply
    241,903.20x = 362,768.40 × 84,136.80
  4. Step 4: Simplify right side
    241,903.20x = 30,522,172,317.12
  5. Step 5: Solve for x
    x = 30,522,172,317.12/241,903.20
  6. Step 6: Final answer
    x = 126,175.15

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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.