Home / 55,464.48-83,136.72-22,147.92

Finding the Fourth Proportional to 55,464.48, 83,136.72 and 22,147.92

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Solution

The fourth proportional to 55,464.48, 83,136.72 and 22,147.92 is: 33,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,464.48 : 83,136.72 = 22,147.92 : x
  2. Step 2: Convert to fraction form
    55,464.48/83,136.72 = 22,147.92/x
  3. Step 3: Cross multiply
    55,464.48x = 83,136.72 × 22,147.92
  4. Step 4: Simplify right side
    55,464.48x = 1,841,305,423.62
  5. Step 5: Solve for x
    x = 1,841,305,423.62/55,464.48
  6. Step 6: Final answer
    x = 33,197.92

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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.