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Finding the Fourth Proportional to 52,940.70, 73,062 and 35,004.60

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Solution

The fourth proportional to 52,940.70, 73,062 and 35,004.60 is: 48,308.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,940.70 : 73,062 = 35,004.60 : x
  2. Step 2: Convert to fraction form
    52,940.70/73,062 = 35,004.60/x
  3. Step 3: Cross multiply
    52,940.70x = 73,062 × 35,004.60
  4. Step 4: Simplify right side
    52,940.70x = 2,557,506,085.20
  5. Step 5: Solve for x
    x = 2,557,506,085.20/52,940.70
  6. Step 6: Final answer
    x = 48,308.88

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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.