Home / 62,138.12-85,750.83-33,843.80

Finding the Fourth Proportional to 62,138.12, 85,750.83 and 33,843.80

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Solution

The fourth proportional to 62,138.12, 85,750.83 and 33,843.80 is: 46,704.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,138.12 : 85,750.83 = 33,843.80 : x
  2. Step 2: Convert to fraction form
    62,138.12/85,750.83 = 33,843.80/x
  3. Step 3: Cross multiply
    62,138.12x = 85,750.83 × 33,843.80
  4. Step 4: Simplify right side
    62,138.12x = 2,902,134,154.73
  5. Step 5: Solve for x
    x = 2,902,134,154.73/62,138.12
  6. Step 6: Final answer
    x = 46,704.57

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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.