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Finding the Fourth Proportional to 159,295.14, 219,791.98 and 92,188.26

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Solution

The fourth proportional to 159,295.14, 219,791.98 and 92,188.26 is: 127,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,295.14 : 219,791.98 = 92,188.26 : x
  2. Step 2: Convert to fraction form
    159,295.14/219,791.98 = 92,188.26/x
  3. Step 3: Cross multiply
    159,295.14x = 219,791.98 × 92,188.26
  4. Step 4: Simplify right side
    159,295.14x = 20,262,240,198.15
  5. Step 5: Solve for x
    x = 20,262,240,198.15/159,295.14
  6. Step 6: Final answer
    x = 127,199.36

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1.5x scale

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.