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Finding the Fourth Proportional to 50,974.65, 76,461.84 and 33,440.31

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Solution

The fourth proportional to 50,974.65, 76,461.84 and 33,440.31 is: 50,160.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,974.65 : 76,461.84 = 33,440.31 : x
  2. Step 2: Convert to fraction form
    50,974.65/76,461.84 = 33,440.31/x
  3. Step 3: Cross multiply
    50,974.65x = 76,461.84 × 33,440.31
  4. Step 4: Simplify right side
    50,974.65x = 2,556,907,632.77
  5. Step 5: Solve for x
    x = 2,556,907,632.77/50,974.65
  6. Step 6: Final answer
    x = 50,160.38

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1.5x scale

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.