Home / 336,936.87-505,525.59-144,730.56

Finding the Fourth Proportional to 336,936.87, 505,525.59 and 144,730.56

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Solution

The fourth proportional to 336,936.87, 505,525.59 and 144,730.56 is: 217,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,936.87 : 505,525.59 = 144,730.56 : x
  2. Step 2: Convert to fraction form
    336,936.87/505,525.59 = 144,730.56/x
  3. Step 3: Cross multiply
    336,936.87x = 505,525.59 × 144,730.56
  4. Step 4: Simplify right side
    336,936.87x = 73,165,001,735.03
  5. Step 5: Solve for x
    x = 73,165,001,735.03/336,936.87
  6. Step 6: Final answer
    x = 217,147.51

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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.