Home / 193,549.75-290,366.10-67,194

Finding the Fourth Proportional to 193,549.75, 290,366.10 and 67,194

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Solution

The fourth proportional to 193,549.75, 290,366.10 and 67,194 is: 100,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,549.75 : 290,366.10 = 67,194 : x
  2. Step 2: Convert to fraction form
    193,549.75/290,366.10 = 67,194/x
  3. Step 3: Cross multiply
    193,549.75x = 290,366.10 × 67,194
  4. Step 4: Simplify right side
    193,549.75x = 19,510,859,723.40
  5. Step 5: Solve for x
    x = 19,510,859,723.40/193,549.75
  6. Step 6: Final answer
    x = 100,805.40

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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.