Home / 62,189.21-85,834.97-39,523.79

Finding the Fourth Proportional to 62,189.21, 85,834.97 and 39,523.79

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Solution

The fourth proportional to 62,189.21, 85,834.97 and 39,523.79 is: 54,551.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,189.21 : 85,834.97 = 39,523.79 : x
  2. Step 2: Convert to fraction form
    62,189.21/85,834.97 = 39,523.79/x
  3. Step 3: Cross multiply
    62,189.21x = 85,834.97 × 39,523.79
  4. Step 4: Simplify right side
    62,189.21x = 3,392,522,702.14
  5. Step 5: Solve for x
    x = 3,392,522,702.14/62,189.21
  6. Step 6: Final answer
    x = 54,551.63

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1.5x scale

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.