Home / 346,021.25-519,107.10-106,136.10

Finding the Fourth Proportional to 346,021.25, 519,107.10 and 106,136.10

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Solution

The fourth proportional to 346,021.25, 519,107.10 and 106,136.10 is: 159,227.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,021.25 : 519,107.10 = 106,136.10 : x
  2. Step 2: Convert to fraction form
    346,021.25/519,107.10 = 106,136.10/x
  3. Step 3: Cross multiply
    346,021.25x = 519,107.10 × 106,136.10
  4. Step 4: Simplify right side
    346,021.25x = 55,096,003,076.31
  5. Step 5: Solve for x
    x = 55,096,003,076.31/346,021.25
  6. Step 6: Final answer
    x = 159,227.22

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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.