Home / 208,450.44-312,671.34-50,679.72

Finding the Fourth Proportional to 208,450.44, 312,671.34 and 50,679.72

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Solution

The fourth proportional to 208,450.44, 312,671.34 and 50,679.72 is: 76,018.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,450.44 : 312,671.34 = 50,679.72 : x
  2. Step 2: Convert to fraction form
    208,450.44/312,671.34 = 50,679.72/x
  3. Step 3: Cross multiply
    208,450.44x = 312,671.34 × 50,679.72
  4. Step 4: Simplify right side
    208,450.44x = 15,846,095,963.22
  5. Step 5: Solve for x
    x = 15,846,095,963.22/208,450.44
  6. Step 6: Final answer
    x = 76,018.53

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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.