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Finding the Fourth Proportional to 146,611.56, 219,915.72 and 35,803.56

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Solution

The fourth proportional to 146,611.56, 219,915.72 and 35,803.56 is: 53,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,611.56 : 219,915.72 = 35,803.56 : x
  2. Step 2: Convert to fraction form
    146,611.56/219,915.72 = 35,803.56/x
  3. Step 3: Cross multiply
    146,611.56x = 219,915.72 × 35,803.56
  4. Step 4: Simplify right side
    146,611.56x = 7,873,765,675.96
  5. Step 5: Solve for x
    x = 7,873,765,675.96/146,611.56
  6. Step 6: Final answer
    x = 53,704.94

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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.