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Finding the Fourth Proportional to 73,097.26, 100,846.42 and 45,861.80

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Solution

The fourth proportional to 73,097.26, 100,846.42 and 45,861.80 is: 63,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,097.26 : 100,846.42 = 45,861.80 : x
  2. Step 2: Convert to fraction form
    73,097.26/100,846.42 = 45,861.80/x
  3. Step 3: Cross multiply
    73,097.26x = 100,846.42 × 45,861.80
  4. Step 4: Simplify right side
    73,097.26x = 4,624,998,344.76
  5. Step 5: Solve for x
    x = 4,624,998,344.76/73,097.26
  6. Step 6: Final answer
    x = 63,271.84

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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.