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Finding the Fourth Proportional to 281,803.70, 422,763.15 and 94,834.10

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Solution

The fourth proportional to 281,803.70, 422,763.15 and 94,834.10 is: 142,270.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,803.70 : 422,763.15 = 94,834.10 : x
  2. Step 2: Convert to fraction form
    281,803.70/422,763.15 = 94,834.10/x
  3. Step 3: Cross multiply
    281,803.70x = 422,763.15 × 94,834.10
  4. Step 4: Simplify right side
    281,803.70x = 40,092,362,843.42
  5. Step 5: Solve for x
    x = 40,092,362,843.42/281,803.70
  6. Step 6: Final answer
    x = 142,270.53

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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.