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Finding the Fourth Proportional to 109,054.88, 150,437.41 and 73,183.22

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Solution

The fourth proportional to 109,054.88, 150,437.41 and 73,183.22 is: 100,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,054.88 : 150,437.41 = 73,183.22 : x
  2. Step 2: Convert to fraction form
    109,054.88/150,437.41 = 73,183.22/x
  3. Step 3: Cross multiply
    109,054.88x = 150,437.41 × 73,183.22
  4. Step 4: Simplify right side
    109,054.88x = 11,009,493,137.12
  5. Step 5: Solve for x
    x = 11,009,493,137.12/109,054.88
  6. Step 6: Final answer
    x = 100,953.70

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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.