Home / 100,171.98-150,234.39-29,075.85

Finding the Fourth Proportional to 100,171.98, 150,234.39 and 29,075.85

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Solution

The fourth proportional to 100,171.98, 150,234.39 and 29,075.85 is: 43,606.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,171.98 : 150,234.39 = 29,075.85 : x
  2. Step 2: Convert to fraction form
    100,171.98/150,234.39 = 29,075.85/x
  3. Step 3: Cross multiply
    100,171.98x = 150,234.39 × 29,075.85
  4. Step 4: Simplify right side
    100,171.98x = 4,368,192,588.48
  5. Step 5: Solve for x
    x = 4,368,192,588.48/100,171.98
  6. Step 6: Final answer
    x = 43,606.93

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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.