Home / 61,771.62-85,257.45-34,915.26

Finding the Fourth Proportional to 61,771.62, 85,257.45 and 34,915.26

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Solution

The fourth proportional to 61,771.62, 85,257.45 and 34,915.26 is: 48,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,771.62 : 85,257.45 = 34,915.26 : x
  2. Step 2: Convert to fraction form
    61,771.62/85,257.45 = 34,915.26/x
  3. Step 3: Cross multiply
    61,771.62x = 85,257.45 × 34,915.26
  4. Step 4: Simplify right side
    61,771.62x = 2,976,786,033.69
  5. Step 5: Solve for x
    x = 2,976,786,033.69/61,771.62
  6. Step 6: Final answer
    x = 48,190.19

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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.