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Finding the Fourth Proportional to 275,907.57, 380,754.95 and 167,014.41

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Solution

The fourth proportional to 275,907.57, 380,754.95 and 167,014.41 is: 230,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,907.57 : 380,754.95 = 167,014.41 : x
  2. Step 2: Convert to fraction form
    275,907.57/380,754.95 = 167,014.41/x
  3. Step 3: Cross multiply
    275,907.57x = 380,754.95 × 167,014.41
  4. Step 4: Simplify right side
    275,907.57x = 63,591,562,475.11
  5. Step 5: Solve for x
    x = 63,591,562,475.11/275,907.57
  6. Step 6: Final answer
    x = 230,481.40

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1.5x scale

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.