Home / 37,136.40-55,704.60-34,285.20

Finding the Fourth Proportional to 37,136.40, 55,704.60 and 34,285.20

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Solution

The fourth proportional to 37,136.40, 55,704.60 and 34,285.20 is: 51,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.40 : 55,704.60 = 34,285.20 : x
  2. Step 2: Convert to fraction form
    37,136.40/55,704.60 = 34,285.20/x
  3. Step 3: Cross multiply
    37,136.40x = 55,704.60 × 34,285.20
  4. Step 4: Simplify right side
    37,136.40x = 1,909,843,351.92
  5. Step 5: Solve for x
    x = 1,909,843,351.92/37,136.40
  6. Step 6: Final answer
    x = 51,427.80

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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.