Home / 82,255.27-123,364.47-37,839.37

Finding the Fourth Proportional to 82,255.27, 123,364.47 and 37,839.37

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Solution

The fourth proportional to 82,255.27, 123,364.47 and 37,839.37 is: 56,750.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,255.27 : 123,364.47 = 37,839.37 : x
  2. Step 2: Convert to fraction form
    82,255.27/123,364.47 = 37,839.37/x
  3. Step 3: Cross multiply
    82,255.27x = 123,364.47 × 37,839.37
  4. Step 4: Simplify right side
    82,255.27x = 4,668,033,825.18
  5. Step 5: Solve for x
    x = 4,668,033,825.18/82,255.27
  6. Step 6: Final answer
    x = 56,750.57

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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.