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Finding the Fourth Proportional to 62,205.75, 85,843.96 and 35,348.29

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Solution

The fourth proportional to 62,205.75, 85,843.96 and 35,348.29 is: 48,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,205.75 : 85,843.96 = 35,348.29 : x
  2. Step 2: Convert to fraction form
    62,205.75/85,843.96 = 35,348.29/x
  3. Step 3: Cross multiply
    62,205.75x = 85,843.96 × 35,348.29
  4. Step 4: Simplify right side
    62,205.75x = 3,034,437,192.83
  5. Step 5: Solve for x
    x = 3,034,437,192.83/62,205.75
  6. Step 6: Final answer
    x = 48,780.65

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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.