Home / 194,690.82-268,670.61-109,835.22

Finding the Fourth Proportional to 194,690.82, 268,670.61 and 109,835.22

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Solution

The fourth proportional to 194,690.82, 268,670.61 and 109,835.22 is: 151,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,690.82 : 268,670.61 = 109,835.22 : x
  2. Step 2: Convert to fraction form
    194,690.82/268,670.61 = 109,835.22/x
  3. Step 3: Cross multiply
    194,690.82x = 268,670.61 × 109,835.22
  4. Step 4: Simplify right side
    194,690.82x = 29,509,495,556.88
  5. Step 5: Solve for x
    x = 29,509,495,556.88/194,690.82
  6. Step 6: Final answer
    x = 151,571.07

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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.