Home / 200,850.55-277,182.42-120,262.67

Finding the Fourth Proportional to 200,850.55, 277,182.42 and 120,262.67

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Solution

The fourth proportional to 200,850.55, 277,182.42 and 120,262.67 is: 165,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,850.55 : 277,182.42 = 120,262.67 : x
  2. Step 2: Convert to fraction form
    200,850.55/277,182.42 = 120,262.67/x
  3. Step 3: Cross multiply
    200,850.55x = 277,182.42 × 120,262.67
  4. Step 4: Simplify right side
    200,850.55x = 33,334,699,344.43
  5. Step 5: Solve for x
    x = 33,334,699,344.43/200,850.55
  6. Step 6: Final answer
    x = 165,967.68

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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.