Home / 200,624.28-276,860.88-109,984.02

Finding the Fourth Proportional to 200,624.28, 276,860.88 and 109,984.02

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Solution

The fourth proportional to 200,624.28, 276,860.88 and 109,984.02 is: 151,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,624.28 : 276,860.88 = 109,984.02 : x
  2. Step 2: Convert to fraction form
    200,624.28/276,860.88 = 109,984.02/x
  3. Step 3: Cross multiply
    200,624.28x = 276,860.88 × 109,984.02
  4. Step 4: Simplify right side
    200,624.28x = 30,450,272,563.14
  5. Step 5: Solve for x
    x = 30,450,272,563.14/200,624.28
  6. Step 6: Final answer
    x = 151,777.60

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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.