Home / 140,582.62-194,084.22-92,974.06

Finding the Fourth Proportional to 140,582.62, 194,084.22 and 92,974.06

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Solution

The fourth proportional to 140,582.62, 194,084.22 and 92,974.06 is: 128,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,582.62 : 194,084.22 = 92,974.06 : x
  2. Step 2: Convert to fraction form
    140,582.62/194,084.22 = 92,974.06/x
  3. Step 3: Cross multiply
    140,582.62x = 194,084.22 × 92,974.06
  4. Step 4: Simplify right side
    140,582.62x = 18,044,797,915.33
  5. Step 5: Solve for x
    x = 18,044,797,915.33/140,582.62
  6. Step 6: Final answer
    x = 128,357.25

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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.