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Finding the Fourth Proportional to 281,083.80, 421,599.78 and 94,096.92

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Solution

The fourth proportional to 281,083.80, 421,599.78 and 94,096.92 is: 141,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,083.80 : 421,599.78 = 94,096.92 : x
  2. Step 2: Convert to fraction form
    281,083.80/421,599.78 = 94,096.92/x
  3. Step 3: Cross multiply
    281,083.80x = 421,599.78 × 94,096.92
  4. Step 4: Simplify right side
    281,083.80x = 39,671,240,770.68
  5. Step 5: Solve for x
    x = 39,671,240,770.68/281,083.80
  6. Step 6: Final answer
    x = 141,136.70

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1.5x scale

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.