Home / 346,021.75-519,107.85-106,136.60

Finding the Fourth Proportional to 346,021.75, 519,107.85 and 106,136.60

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Solution

The fourth proportional to 346,021.75, 519,107.85 and 106,136.60 is: 159,227.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,021.75 : 519,107.85 = 106,136.60 : x
  2. Step 2: Convert to fraction form
    346,021.75/519,107.85 = 106,136.60/x
  3. Step 3: Cross multiply
    346,021.75x = 519,107.85 × 106,136.60
  4. Step 4: Simplify right side
    346,021.75x = 55,096,342,232.31
  5. Step 5: Solve for x
    x = 55,096,342,232.31/346,021.75
  6. Step 6: Final answer
    x = 159,227.97

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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.