Home / 281,705.06-422,723.65-104,336.62

Finding the Fourth Proportional to 281,705.06, 422,723.65 and 104,336.62

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Solution

The fourth proportional to 281,705.06, 422,723.65 and 104,336.62 is: 156,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,705.06 : 422,723.65 = 104,336.62 : x
  2. Step 2: Convert to fraction form
    281,705.06/422,723.65 = 104,336.62/x
  3. Step 3: Cross multiply
    281,705.06x = 422,723.65 × 104,336.62
  4. Step 4: Simplify right side
    281,705.06x = 44,105,556,835.06
  5. Step 5: Solve for x
    x = 44,105,556,835.06/281,705.06
  6. Step 6: Final answer
    x = 156,566.43

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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.