Home / 204,915.36-307,422.44-64,673.56

Finding the Fourth Proportional to 204,915.36, 307,422.44 and 64,673.56

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Solution

The fourth proportional to 204,915.36, 307,422.44 and 64,673.56 is: 97,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,915.36 : 307,422.44 = 64,673.56 : x
  2. Step 2: Convert to fraction form
    204,915.36/307,422.44 = 64,673.56/x
  3. Step 3: Cross multiply
    204,915.36x = 307,422.44 × 64,673.56
  4. Step 4: Simplify right side
    204,915.36x = 19,882,103,618.69
  5. Step 5: Solve for x
    x = 19,882,103,618.69/204,915.36
  6. Step 6: Final answer
    x = 97,025.93

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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.