Home / 304,193.07-419,778.86-168,234.57

Finding the Fourth Proportional to 304,193.07, 419,778.86 and 168,234.57

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Solution

The fourth proportional to 304,193.07, 419,778.86 and 168,234.57 is: 232,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,193.07 : 419,778.86 = 168,234.57 : x
  2. Step 2: Convert to fraction form
    304,193.07/419,778.86 = 168,234.57/x
  3. Step 3: Cross multiply
    304,193.07x = 419,778.86 × 168,234.57
  4. Step 4: Simplify right side
    304,193.07x = 70,621,315,166.02
  5. Step 5: Solve for x
    x = 70,621,315,166.02/304,193.07
  6. Step 6: Final answer
    x = 232,159.51

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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.