Home / 204,169-306,315.60-104,399.23

Finding the Fourth Proportional to 204,169, 306,315.60 and 104,399.23

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Solution

The fourth proportional to 204,169, 306,315.60 and 104,399.23 is: 156,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,169 : 306,315.60 = 104,399.23 : x
  2. Step 2: Convert to fraction form
    204,169/306,315.60 = 104,399.23/x
  3. Step 3: Cross multiply
    204,169x = 306,315.60 × 104,399.23
  4. Step 4: Simplify right side
    204,169x = 31,979,112,776.99
  5. Step 5: Solve for x
    x = 31,979,112,776.99/204,169
  6. Step 6: Final answer
    x = 156,630.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.