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Finding the Fourth Proportional to 62,180.68, 85,806.84 and 33,885.76

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Solution

The fourth proportional to 62,180.68, 85,806.84 and 33,885.76 is: 46,760.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,180.68 : 85,806.84 = 33,885.76 : x
  2. Step 2: Convert to fraction form
    62,180.68/85,806.84 = 33,885.76/x
  3. Step 3: Cross multiply
    62,180.68x = 85,806.84 × 33,885.76
  4. Step 4: Simplify right side
    62,180.68x = 2,907,629,986.60
  5. Step 5: Solve for x
    x = 2,907,629,986.60/62,180.68
  6. Step 6: Final answer
    x = 46,760.99

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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.