Home / 65,057.22-89,774.81-36,379.25

Finding the Fourth Proportional to 65,057.22, 89,774.81 and 36,379.25

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Solution

The fourth proportional to 65,057.22, 89,774.81 and 36,379.25 is: 50,201.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,057.22 : 89,774.81 = 36,379.25 : x
  2. Step 2: Convert to fraction form
    65,057.22/89,774.81 = 36,379.25/x
  3. Step 3: Cross multiply
    65,057.22x = 89,774.81 × 36,379.25
  4. Step 4: Simplify right side
    65,057.22x = 3,265,939,625.92
  5. Step 5: Solve for x
    x = 3,265,939,625.92/65,057.22
  6. Step 6: Final answer
    x = 50,201.03

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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.