Home / 49,451.08-68,171.06-35,279.32

Finding the Fourth Proportional to 49,451.08, 68,171.06 and 35,279.32

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Solution

The fourth proportional to 49,451.08, 68,171.06 and 35,279.32 is: 48,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,451.08 : 68,171.06 = 35,279.32 : x
  2. Step 2: Convert to fraction form
    49,451.08/68,171.06 = 35,279.32/x
  3. Step 3: Cross multiply
    49,451.08x = 68,171.06 × 35,279.32
  4. Step 4: Simplify right side
    49,451.08x = 2,405,028,640.48
  5. Step 5: Solve for x
    x = 2,405,028,640.48/49,451.08
  6. Step 6: Final answer
    x = 48,634.50

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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.