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Finding the Fourth Proportional to 235,104.42, 324,536.58 and 158,668.50

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Solution

The fourth proportional to 235,104.42, 324,536.58 and 158,668.50 is: 219,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,104.42 : 324,536.58 = 158,668.50 : x
  2. Step 2: Convert to fraction form
    235,104.42/324,536.58 = 158,668.50/x
  3. Step 3: Cross multiply
    235,104.42x = 324,536.58 × 158,668.50
  4. Step 4: Simplify right side
    235,104.42x = 51,493,732,343.73
  5. Step 5: Solve for x
    x = 51,493,732,343.73/235,104.42
  6. Step 6: Final answer
    x = 219,024.94

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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.