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Finding the Fourth Proportional to 192,087.96, 265,116.08 and 114,568.57

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Solution

The fourth proportional to 192,087.96, 265,116.08 and 114,568.57 is: 158,125.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,087.96 : 265,116.08 = 114,568.57 : x
  2. Step 2: Convert to fraction form
    192,087.96/265,116.08 = 114,568.57/x
  3. Step 3: Cross multiply
    192,087.96x = 265,116.08 × 114,568.57
  4. Step 4: Simplify right side
    192,087.96x = 30,373,970,142.97
  5. Step 5: Solve for x
    x = 30,373,970,142.97/192,087.96
  6. Step 6: Final answer
    x = 158,125.32

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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.