Home / 131,056.21-196,546.23-51,076.37

Finding the Fourth Proportional to 131,056.21, 196,546.23 and 51,076.37

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Solution

The fourth proportional to 131,056.21, 196,546.23 and 51,076.37 is: 76,599.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,056.21 : 196,546.23 = 51,076.37 : x
  2. Step 2: Convert to fraction form
    131,056.21/196,546.23 = 51,076.37/x
  3. Step 3: Cross multiply
    131,056.21x = 196,546.23 × 51,076.37
  4. Step 4: Simplify right side
    131,056.21x = 10,038,868,456.95
  5. Step 5: Solve for x
    x = 10,038,868,456.95/131,056.21
  6. Step 6: Final answer
    x = 76,599.72

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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.