Home / 200,559.12-276,771.46-119,989.92

Finding the Fourth Proportional to 200,559.12, 276,771.46 and 119,989.92

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Solution

The fourth proportional to 200,559.12, 276,771.46 and 119,989.92 is: 165,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,559.12 : 276,771.46 = 119,989.92 : x
  2. Step 2: Convert to fraction form
    200,559.12/276,771.46 = 119,989.92/x
  3. Step 3: Cross multiply
    200,559.12x = 276,771.46 × 119,989.92
  4. Step 4: Simplify right side
    200,559.12x = 33,209,785,343.68
  5. Step 5: Solve for x
    x = 33,209,785,343.68/200,559.12
  6. Step 6: Final answer
    x = 165,586.01

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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.