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Finding the Fourth Proportional to 49,100.70, 73,541.70 and 40,352.70

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Solution

The fourth proportional to 49,100.70, 73,541.70 and 40,352.70 is: 60,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,100.70 : 73,541.70 = 40,352.70 : x
  2. Step 2: Convert to fraction form
    49,100.70/73,541.70 = 40,352.70/x
  3. Step 3: Cross multiply
    49,100.70x = 73,541.70 × 40,352.70
  4. Step 4: Simplify right side
    49,100.70x = 2,967,606,157.59
  5. Step 5: Solve for x
    x = 2,967,606,157.59/49,100.70
  6. Step 6: Final answer
    x = 60,439.18

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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.