Home / 146,602.20-219,611.70-136,104.60

Finding the Fourth Proportional to 146,602.20, 219,611.70 and 136,104.60

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Solution

The fourth proportional to 146,602.20, 219,611.70 and 136,104.60 is: 203,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,602.20 : 219,611.70 = 136,104.60 : x
  2. Step 2: Convert to fraction form
    146,602.20/219,611.70 = 136,104.60/x
  3. Step 3: Cross multiply
    146,602.20x = 219,611.70 × 136,104.60
  4. Step 4: Simplify right side
    146,602.20x = 29,890,162,583.82
  5. Step 5: Solve for x
    x = 29,890,162,583.82/146,602.20
  6. Step 6: Final answer
    x = 203,886.18

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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.