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Finding the Fourth Proportional to 62,262, 85,921.56 and 33,968.30

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Solution

The fourth proportional to 62,262, 85,921.56 and 33,968.30 is: 46,876.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,262 : 85,921.56 = 33,968.30 : x
  2. Step 2: Convert to fraction form
    62,262/85,921.56 = 33,968.30/x
  3. Step 3: Cross multiply
    62,262x = 85,921.56 × 33,968.30
  4. Step 4: Simplify right side
    62,262x = 2,918,608,896.94
  5. Step 5: Solve for x
    x = 2,918,608,896.94/62,262
  6. Step 6: Final answer
    x = 46,876.25

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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.