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Finding the Fourth Proportional to 304,047.83, 419,583.24 and 168,085.23

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Solution

The fourth proportional to 304,047.83, 419,583.24 and 168,085.23 is: 231,956.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,047.83 : 419,583.24 = 168,085.23 : x
  2. Step 2: Convert to fraction form
    304,047.83/419,583.24 = 168,085.23/x
  3. Step 3: Cross multiply
    304,047.83x = 419,583.24 × 168,085.23
  4. Step 4: Simplify right side
    304,047.83x = 70,525,743,826.11
  5. Step 5: Solve for x
    x = 70,525,743,826.11/304,047.83
  6. Step 6: Final answer
    x = 231,956.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.