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Finding the Fourth Proportional to 54,692.96, 75,447.46 and 37,667.70

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Solution

The fourth proportional to 54,692.96, 75,447.46 and 37,667.70 is: 51,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,692.96 : 75,447.46 = 37,667.70 : x
  2. Step 2: Convert to fraction form
    54,692.96/75,447.46 = 37,667.70/x
  3. Step 3: Cross multiply
    54,692.96x = 75,447.46 × 37,667.70
  4. Step 4: Simplify right side
    54,692.96x = 2,841,932,194.87
  5. Step 5: Solve for x
    x = 2,841,932,194.87/54,692.96
  6. Step 6: Final answer
    x = 51,961.58

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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.