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Finding the Fourth Proportional to 273,079.14, 409,618.11 and 73,399.52

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Solution

The fourth proportional to 273,079.14, 409,618.11 and 73,399.52 is: 110,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,079.14 : 409,618.11 = 73,399.52 : x
  2. Step 2: Convert to fraction form
    273,079.14/409,618.11 = 73,399.52/x
  3. Step 3: Cross multiply
    273,079.14x = 409,618.11 × 73,399.52
  4. Step 4: Simplify right side
    273,079.14x = 30,065,773,956.60
  5. Step 5: Solve for x
    x = 30,065,773,956.60/273,079.14
  6. Step 6: Final answer
    x = 110,099.12

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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.