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Finding the Fourth Proportional to 169,668.37, 254,327.60 and 76,239.73

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Solution

The fourth proportional to 169,668.37, 254,327.60 and 76,239.73 is: 114,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,668.37 : 254,327.60 = 76,239.73 : x
  2. Step 2: Convert to fraction form
    169,668.37/254,327.60 = 76,239.73/x
  3. Step 3: Cross multiply
    169,668.37x = 254,327.60 × 76,239.73
  4. Step 4: Simplify right side
    169,668.37x = 19,389,867,635.21
  5. Step 5: Solve for x
    x = 19,389,867,635.21/169,668.37
  6. Step 6: Final answer
    x = 114,280.98

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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.