Home / 131,872.68-197,669.57-43,102.35

Finding the Fourth Proportional to 131,872.68, 197,669.57 and 43,102.35

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Solution

The fourth proportional to 131,872.68, 197,669.57 and 43,102.35 is: 64,607.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,872.68 : 197,669.57 = 43,102.35 : x
  2. Step 2: Convert to fraction form
    131,872.68/197,669.57 = 43,102.35/x
  3. Step 3: Cross multiply
    131,872.68x = 197,669.57 × 43,102.35
  4. Step 4: Simplify right side
    131,872.68x = 8,520,022,774.98
  5. Step 5: Solve for x
    x = 8,520,022,774.98/131,872.68
  6. Step 6: Final answer
    x = 64,607.94

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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.