Home / 200,537.75-276,742.10-119,968.67

Finding the Fourth Proportional to 200,537.75, 276,742.10 and 119,968.67

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Solution

The fourth proportional to 200,537.75, 276,742.10 and 119,968.67 is: 165,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,537.75 : 276,742.10 = 119,968.67 : x
  2. Step 2: Convert to fraction form
    200,537.75/276,742.10 = 119,968.67/x
  3. Step 3: Cross multiply
    200,537.75x = 276,742.10 × 119,968.67
  4. Step 4: Simplify right side
    200,537.75x = 33,200,381,670.01
  5. Step 5: Solve for x
    x = 33,200,381,670.01/200,537.75
  6. Step 6: Final answer
    x = 165,556.77

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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.