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Finding the Fourth Proportional to 227,075.58, 340,453.98 and 100,647.12

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Solution

The fourth proportional to 227,075.58, 340,453.98 and 100,647.12 is: 150,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,075.58 : 340,453.98 = 100,647.12 : x
  2. Step 2: Convert to fraction form
    227,075.58/340,453.98 = 100,647.12/x
  3. Step 3: Cross multiply
    227,075.58x = 340,453.98 × 100,647.12
  4. Step 4: Simplify right side
    227,075.58x = 34,265,712,579.54
  5. Step 5: Solve for x
    x = 34,265,712,579.54/227,075.58
  6. Step 6: Final answer
    x = 150,900.03

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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.