Home / 120,183.35-165,834.56-69,186.21

Finding the Fourth Proportional to 120,183.35, 165,834.56 and 69,186.21

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Solution

The fourth proportional to 120,183.35, 165,834.56 and 69,186.21 is: 95,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,183.35 : 165,834.56 = 69,186.21 : x
  2. Step 2: Convert to fraction form
    120,183.35/165,834.56 = 69,186.21/x
  3. Step 3: Cross multiply
    120,183.35x = 165,834.56 × 69,186.21
  4. Step 4: Simplify right side
    120,183.35x = 11,473,464,347.49
  5. Step 5: Solve for x
    x = 11,473,464,347.49/120,183.35
  6. Step 6: Final answer
    x = 95,466.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.