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Finding the Fourth Proportional to 273,063.58, 409,675.98 and 140,037

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Solution

The fourth proportional to 273,063.58, 409,675.98 and 140,037 is: 210,096.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,063.58 : 409,675.98 = 140,037 : x
  2. Step 2: Convert to fraction form
    273,063.58/409,675.98 = 140,037/x
  3. Step 3: Cross multiply
    273,063.58x = 409,675.98 × 140,037
  4. Step 4: Simplify right side
    273,063.58x = 57,369,795,211.26
  5. Step 5: Solve for x
    x = 57,369,795,211.26/273,063.58
  6. Step 6: Final answer
    x = 210,096.84

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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.