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Finding the Fourth Proportional to 61,667.75, 85,101.60 and 33,373.44

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Solution

The fourth proportional to 61,667.75, 85,101.60 and 33,373.44 is: 46,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,667.75 : 85,101.60 = 33,373.44 : x
  2. Step 2: Convert to fraction form
    61,667.75/85,101.60 = 33,373.44/x
  3. Step 3: Cross multiply
    61,667.75x = 85,101.60 × 33,373.44
  4. Step 4: Simplify right side
    61,667.75x = 2,840,133,141.50
  5. Step 5: Solve for x
    x = 2,840,133,141.50/61,667.75
  6. Step 6: Final answer
    x = 46,055.41

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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.