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Finding the Fourth Proportional to 62,206.53, 85,844.94 and 33,912.21

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Solution

The fourth proportional to 62,206.53, 85,844.94 and 33,912.21 is: 46,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,206.53 : 85,844.94 = 33,912.21 : x
  2. Step 2: Convert to fraction form
    62,206.53/85,844.94 = 33,912.21/x
  3. Step 3: Cross multiply
    62,206.53x = 85,844.94 × 33,912.21
  4. Step 4: Simplify right side
    62,206.53x = 2,911,191,632.72
  5. Step 5: Solve for x
    x = 2,911,191,632.72/62,206.53
  6. Step 6: Final answer
    x = 46,798.81

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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.