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Finding the Fourth Proportional to 141,052.73, 194,601.66 and 92,680.67

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Solution

The fourth proportional to 141,052.73, 194,601.66 and 92,680.67 is: 127,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,052.73 : 194,601.66 = 92,680.67 : x
  2. Step 2: Convert to fraction form
    141,052.73/194,601.66 = 92,680.67/x
  3. Step 3: Cross multiply
    141,052.73x = 194,601.66 × 92,680.67
  4. Step 4: Simplify right side
    141,052.73x = 18,035,812,231.91
  5. Step 5: Solve for x
    x = 18,035,812,231.91/141,052.73
  6. Step 6: Final answer
    x = 127,865.74

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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.