Home / 53,136.67-73,329.09-29,263.44

Finding the Fourth Proportional to 53,136.67, 73,329.09 and 29,263.44

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Solution

The fourth proportional to 53,136.67, 73,329.09 and 29,263.44 is: 40,383.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,136.67 : 73,329.09 = 29,263.44 : x
  2. Step 2: Convert to fraction form
    53,136.67/73,329.09 = 29,263.44/x
  3. Step 3: Cross multiply
    53,136.67x = 73,329.09 × 29,263.44
  4. Step 4: Simplify right side
    53,136.67x = 2,145,861,425.47
  5. Step 5: Solve for x
    x = 2,145,861,425.47/53,136.67
  6. Step 6: Final answer
    x = 40,383.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.