Home / 204,927.30-307,062.90-134,724.60

Finding the Fourth Proportional to 204,927.30, 307,062.90 and 134,724.60

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Solution

The fourth proportional to 204,927.30, 307,062.90 and 134,724.60 is: 201,871.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,927.30 : 307,062.90 = 134,724.60 : x
  2. Step 2: Convert to fraction form
    204,927.30/307,062.90 = 134,724.60/x
  3. Step 3: Cross multiply
    204,927.30x = 307,062.90 × 134,724.60
  4. Step 4: Simplify right side
    204,927.30x = 41,368,926,377.34
  5. Step 5: Solve for x
    x = 41,368,926,377.34/204,927.30
  6. Step 6: Final answer
    x = 201,871.23

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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.