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Finding the Fourth Proportional to 335,763.63, 503,852.81 and 136,085.67

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Solution

The fourth proportional to 335,763.63, 503,852.81 and 136,085.67 is: 204,212.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,763.63 : 503,852.81 = 136,085.67 : x
  2. Step 2: Convert to fraction form
    335,763.63/503,852.81 = 136,085.67/x
  3. Step 3: Cross multiply
    335,763.63x = 503,852.81 × 136,085.67
  4. Step 4: Simplify right side
    335,763.63x = 68,567,147,230.23
  5. Step 5: Solve for x
    x = 68,567,147,230.23/335,763.63
  6. Step 6: Final answer
    x = 204,212.55

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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.