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Finding the Fourth Proportional to 61,936.41, 85,474.27 and 35,078.33

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Solution

The fourth proportional to 61,936.41, 85,474.27 and 35,078.33 is: 48,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,936.41 : 85,474.27 = 35,078.33 : x
  2. Step 2: Convert to fraction form
    61,936.41/85,474.27 = 35,078.33/x
  3. Step 3: Cross multiply
    61,936.41x = 85,474.27 × 35,078.33
  4. Step 4: Simplify right side
    61,936.41x = 2,998,294,222.20
  5. Step 5: Solve for x
    x = 2,998,294,222.20/61,936.41
  6. Step 6: Final answer
    x = 48,409.23

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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.