Home / 56,136.14-84,147.24-47,943.09

Finding the Fourth Proportional to 56,136.14, 84,147.24 and 47,943.09

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Solution

The fourth proportional to 56,136.14, 84,147.24 and 47,943.09 is: 71,865.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.14 : 84,147.24 = 47,943.09 : x
  2. Step 2: Convert to fraction form
    56,136.14/84,147.24 = 47,943.09/x
  3. Step 3: Cross multiply
    56,136.14x = 84,147.24 × 47,943.09
  4. Step 4: Simplify right side
    56,136.14x = 4,034,278,700.57
  5. Step 5: Solve for x
    x = 4,034,278,700.57/56,136.14
  6. Step 6: Final answer
    x = 71,865.98

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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.