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Finding the Fourth Proportional to 62,212.99, 85,850.22 and 35,351.77

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Solution

The fourth proportional to 62,212.99, 85,850.22 and 35,351.77 is: 48,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,212.99 : 85,850.22 = 35,351.77 : x
  2. Step 2: Convert to fraction form
    62,212.99/85,850.22 = 35,351.77/x
  3. Step 3: Cross multiply
    62,212.99x = 85,850.22 × 35,351.77
  4. Step 4: Simplify right side
    62,212.99x = 3,034,957,149.83
  5. Step 5: Solve for x
    x = 3,034,957,149.83/62,212.99
  6. Step 6: Final answer
    x = 48,783.34

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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.