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Finding the Fourth Proportional to 131,202.70, 196,512.45 and 101,524.30

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Solution

The fourth proportional to 131,202.70, 196,512.45 and 101,524.30 is: 152,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,202.70 : 196,512.45 = 101,524.30 : x
  2. Step 2: Convert to fraction form
    131,202.70/196,512.45 = 101,524.30/x
  3. Step 3: Cross multiply
    131,202.70x = 196,512.45 × 101,524.30
  4. Step 4: Simplify right side
    131,202.70x = 19,950,788,927.54
  5. Step 5: Solve for x
    x = 19,950,788,927.54/131,202.70
  6. Step 6: Final answer
    x = 152,060.81

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1.5x scale

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.