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Finding the Fourth Proportional to 62,104.75, 85,704.76 and 33,810.64

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Solution

The fourth proportional to 62,104.75, 85,704.76 and 33,810.64 is: 46,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,104.75 : 85,704.76 = 33,810.64 : x
  2. Step 2: Convert to fraction form
    62,104.75/85,704.76 = 33,810.64/x
  3. Step 3: Cross multiply
    62,104.75x = 85,704.76 × 33,810.64
  4. Step 4: Simplify right side
    62,104.75x = 2,897,732,702.12
  5. Step 5: Solve for x
    x = 2,897,732,702.12/62,104.75
  6. Step 6: Final answer
    x = 46,658.79

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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.