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Finding the Fourth Proportional to 73,960.42, 110,940.36 and 34,495.60

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Solution

The fourth proportional to 73,960.42, 110,940.36 and 34,495.60 is: 51,743.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,960.42 : 110,940.36 = 34,495.60 : x
  2. Step 2: Convert to fraction form
    73,960.42/110,940.36 = 34,495.60/x
  3. Step 3: Cross multiply
    73,960.42x = 110,940.36 × 34,495.60
  4. Step 4: Simplify right side
    73,960.42x = 3,826,954,282.42
  5. Step 5: Solve for x
    x = 3,826,954,282.42/73,960.42
  6. Step 6: Final answer
    x = 51,743.27

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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.