Home / 61,736.24-92,617.32-20,180

Finding the Fourth Proportional to 61,736.24, 92,617.32 and 20,180

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Solution

The fourth proportional to 61,736.24, 92,617.32 and 20,180 is: 30,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,736.24 : 92,617.32 = 20,180 : x
  2. Step 2: Convert to fraction form
    61,736.24/92,617.32 = 20,180/x
  3. Step 3: Cross multiply
    61,736.24x = 92,617.32 × 20,180
  4. Step 4: Simplify right side
    61,736.24x = 1,869,017,517.60
  5. Step 5: Solve for x
    x = 1,869,017,517.60/61,736.24
  6. Step 6: Final answer
    x = 30,274.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.