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Finding the Fourth Proportional to 50,833.60, 76,077.60 and 44,612.80

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Solution

The fourth proportional to 50,833.60, 76,077.60 and 44,612.80 is: 66,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,833.60 : 76,077.60 = 44,612.80 : x
  2. Step 2: Convert to fraction form
    50,833.60/76,077.60 = 44,612.80/x
  3. Step 3: Cross multiply
    50,833.60x = 76,077.60 × 44,612.80
  4. Step 4: Simplify right side
    50,833.60x = 3,394,034,753.28
  5. Step 5: Solve for x
    x = 3,394,034,753.28/50,833.60
  6. Step 6: Final answer
    x = 66,767.55

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1.5x scale

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.