Home / 45,982.10-68,936.70-25,205.60

Finding the Fourth Proportional to 45,982.10, 68,936.70 and 25,205.60

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Solution

The fourth proportional to 45,982.10, 68,936.70 and 25,205.60 is: 37,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,982.10 : 68,936.70 = 25,205.60 : x
  2. Step 2: Convert to fraction form
    45,982.10/68,936.70 = 25,205.60/x
  3. Step 3: Cross multiply
    45,982.10x = 68,936.70 × 25,205.60
  4. Step 4: Simplify right side
    45,982.10x = 1,737,590,885.52
  5. Step 5: Solve for x
    x = 1,737,590,885.52/45,982.10
  6. Step 6: Final answer
    x = 37,788.42

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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.