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Finding the Fourth Proportional to 61,993.94, 85,521.56 and 36,825.62

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Solution

The fourth proportional to 61,993.94, 85,521.56 and 36,825.62 is: 50,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,993.94 : 85,521.56 = 36,825.62 : x
  2. Step 2: Convert to fraction form
    61,993.94/85,521.56 = 36,825.62/x
  3. Step 3: Cross multiply
    61,993.94x = 85,521.56 × 36,825.62
  4. Step 4: Simplify right side
    61,993.94x = 3,149,384,470.37
  5. Step 5: Solve for x
    x = 3,149,384,470.37/61,993.94
  6. Step 6: Final answer
    x = 50,801.49

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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.