Home / 200,564.14-276,619.08-170,449.15

Finding the Fourth Proportional to 200,564.14, 276,619.08 and 170,449.15

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Solution

The fourth proportional to 200,564.14, 276,619.08 and 170,449.15 is: 235,084.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,564.14 : 276,619.08 = 170,449.15 : x
  2. Step 2: Convert to fraction form
    200,564.14/276,619.08 = 170,449.15/x
  3. Step 3: Cross multiply
    200,564.14x = 276,619.08 × 170,449.15
  4. Step 4: Simplify right side
    200,564.14x = 47,149,487,059.78
  5. Step 5: Solve for x
    x = 47,149,487,059.78/200,564.14
  6. Step 6: Final answer
    x = 235,084.33

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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.