Home / 49,766.40-74,433.60-44,539.20

Finding the Fourth Proportional to 49,766.40, 74,433.60 and 44,539.20

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Solution

The fourth proportional to 49,766.40, 74,433.60 and 44,539.20 is: 66,615.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,766.40 : 74,433.60 = 44,539.20 : x
  2. Step 2: Convert to fraction form
    49,766.40/74,433.60 = 44,539.20/x
  3. Step 3: Cross multiply
    49,766.40x = 74,433.60 × 44,539.20
  4. Step 4: Simplify right side
    49,766.40x = 3,315,212,997.12
  5. Step 5: Solve for x
    x = 3,315,212,997.12/49,766.40
  6. Step 6: Final answer
    x = 66,615.49

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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.