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Finding the Fourth Proportional to 62,273.44, 85,939.28 and 33,980.64

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Solution

The fourth proportional to 62,273.44, 85,939.28 and 33,980.64 is: 46,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,273.44 : 85,939.28 = 33,980.64 : x
  2. Step 2: Convert to fraction form
    62,273.44/85,939.28 = 33,980.64/x
  3. Step 3: Cross multiply
    62,273.44x = 85,939.28 × 33,980.64
  4. Step 4: Simplify right side
    62,273.44x = 2,920,271,735.54
  5. Step 5: Solve for x
    x = 2,920,271,735.54/62,273.44
  6. Step 6: Final answer
    x = 46,894.34

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1.5x scale

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.