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Finding the Fourth Proportional to 223,290.96, 308,085.96 and 132,608.88

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Solution

The fourth proportional to 223,290.96, 308,085.96 and 132,608.88 is: 182,967.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,290.96 : 308,085.96 = 132,608.88 : x
  2. Step 2: Convert to fraction form
    223,290.96/308,085.96 = 132,608.88/x
  3. Step 3: Cross multiply
    223,290.96x = 308,085.96 × 132,608.88
  4. Step 4: Simplify right side
    223,290.96x = 40,854,934,099.32
  5. Step 5: Solve for x
    x = 40,854,934,099.32/223,290.96
  6. Step 6: Final answer
    x = 182,967.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.