Home / 124,771.26-187,136.79-34,816.30

Finding the Fourth Proportional to 124,771.26, 187,136.79 and 34,816.30

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Solution

The fourth proportional to 124,771.26, 187,136.79 and 34,816.30 is: 52,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,771.26 : 187,136.79 = 34,816.30 : x
  2. Step 2: Convert to fraction form
    124,771.26/187,136.79 = 34,816.30/x
  3. Step 3: Cross multiply
    124,771.26x = 187,136.79 × 34,816.30
  4. Step 4: Simplify right side
    124,771.26x = 6,515,410,621.68
  5. Step 5: Solve for x
    x = 6,515,410,621.68/124,771.26
  6. Step 6: Final answer
    x = 52,218.84

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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.