Home / 48,845.70-73,268.55-45,929.70

Finding the Fourth Proportional to 48,845.70, 73,268.55 and 45,929.70

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Solution

The fourth proportional to 48,845.70, 73,268.55 and 45,929.70 is: 68,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,845.70 : 73,268.55 = 45,929.70 : x
  2. Step 2: Convert to fraction form
    48,845.70/73,268.55 = 45,929.70/x
  3. Step 3: Cross multiply
    48,845.70x = 73,268.55 × 45,929.70
  4. Step 4: Simplify right side
    48,845.70x = 3,365,202,520.94
  5. Step 5: Solve for x
    x = 3,365,202,520.94/48,845.70
  6. Step 6: Final answer
    x = 68,894.55

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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.