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Finding the Fourth Proportional to 180,137.94, 248,603.22 and 99,563.73

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Solution

The fourth proportional to 180,137.94, 248,603.22 and 99,563.73 is: 137,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,137.94 : 248,603.22 = 99,563.73 : x
  2. Step 2: Convert to fraction form
    180,137.94/248,603.22 = 99,563.73/x
  3. Step 3: Cross multiply
    180,137.94x = 248,603.22 × 99,563.73
  4. Step 4: Simplify right side
    180,137.94x = 24,751,863,873.21
  5. Step 5: Solve for x
    x = 24,751,863,873.21/180,137.94
  6. Step 6: Final answer
    x = 137,405.06

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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.