Home / 204,933.30-307,071.90-134,730.60

Finding the Fourth Proportional to 204,933.30, 307,071.90 and 134,730.60

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Solution

The fourth proportional to 204,933.30, 307,071.90 and 134,730.60 is: 201,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,933.30 : 307,071.90 = 134,730.60 : x
  2. Step 2: Convert to fraction form
    204,933.30/307,071.90 = 134,730.60/x
  3. Step 3: Cross multiply
    204,933.30x = 307,071.90 × 134,730.60
  4. Step 4: Simplify right side
    204,933.30x = 41,371,981,330.14
  5. Step 5: Solve for x
    x = 41,371,981,330.14/204,933.30
  6. Step 6: Final answer
    x = 201,880.23

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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.