Home / 173,921.94-260,408.58-131,674.20

Finding the Fourth Proportional to 173,921.94, 260,408.58 and 131,674.20

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Solution

The fourth proportional to 173,921.94, 260,408.58 and 131,674.20 is: 197,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,921.94 : 260,408.58 = 131,674.20 : x
  2. Step 2: Convert to fraction form
    173,921.94/260,408.58 = 131,674.20/x
  3. Step 3: Cross multiply
    173,921.94x = 260,408.58 × 131,674.20
  4. Step 4: Simplify right side
    173,921.94x = 34,289,091,444.64
  5. Step 5: Solve for x
    x = 34,289,091,444.64/173,921.94
  6. Step 6: Final answer
    x = 197,152.19

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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.