Home / 65,745.23-98,709.10-33,747.05

Finding the Fourth Proportional to 65,745.23, 98,709.10 and 33,747.05

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Solution

The fourth proportional to 65,745.23, 98,709.10 and 33,747.05 is: 50,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,745.23 : 98,709.10 = 33,747.05 : x
  2. Step 2: Convert to fraction form
    65,745.23/98,709.10 = 33,747.05/x
  3. Step 3: Cross multiply
    65,745.23x = 98,709.10 × 33,747.05
  4. Step 4: Simplify right side
    65,745.23x = 3,331,141,095.56
  5. Step 5: Solve for x
    x = 3,331,141,095.56/65,745.23
  6. Step 6: Final answer
    x = 50,667.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.