Home / 131,013.60-196,561.94-46,771.96

Finding the Fourth Proportional to 131,013.60, 196,561.94 and 46,771.96

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Solution

The fourth proportional to 131,013.60, 196,561.94 and 46,771.96 is: 70,172.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,013.60 : 196,561.94 = 46,771.96 : x
  2. Step 2: Convert to fraction form
    131,013.60/196,561.94 = 46,771.96/x
  3. Step 3: Cross multiply
    131,013.60x = 196,561.94 × 46,771.96
  4. Step 4: Simplify right side
    131,013.60x = 9,193,586,548.75
  5. Step 5: Solve for x
    x = 9,193,586,548.75/131,013.60
  6. Step 6: Final answer
    x = 70,172.76

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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.