Home / 325,835.45-449,705.08-189,948.94

Finding the Fourth Proportional to 325,835.45, 449,705.08 and 189,948.94

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Solution

The fourth proportional to 325,835.45, 449,705.08 and 189,948.94 is: 262,159.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,835.45 : 449,705.08 = 189,948.94 : x
  2. Step 2: Convert to fraction form
    325,835.45/449,705.08 = 189,948.94/x
  3. Step 3: Cross multiply
    325,835.45x = 449,705.08 × 189,948.94
  4. Step 4: Simplify right side
    325,835.45x = 85,421,003,258.62
  5. Step 5: Solve for x
    x = 85,421,003,258.62/325,835.45
  6. Step 6: Final answer
    x = 262,159.94

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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.