Home / 65,241.72-90,076.94-50,107.34

Finding the Fourth Proportional to 65,241.72, 90,076.94 and 50,107.34

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Solution

The fourth proportional to 65,241.72, 90,076.94 and 50,107.34 is: 69,181.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,241.72 : 90,076.94 = 50,107.34 : x
  2. Step 2: Convert to fraction form
    65,241.72/90,076.94 = 50,107.34/x
  3. Step 3: Cross multiply
    65,241.72x = 90,076.94 × 50,107.34
  4. Step 4: Simplify right side
    65,241.72x = 4,513,516,209.20
  5. Step 5: Solve for x
    x = 4,513,516,209.20/65,241.72
  6. Step 6: Final answer
    x = 69,181.44

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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.