Home / 100,195.94-150,296.64-30,075.26

Finding the Fourth Proportional to 100,195.94, 150,296.64 and 30,075.26

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Solution

The fourth proportional to 100,195.94, 150,296.64 and 30,075.26 is: 45,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,195.94 : 150,296.64 = 30,075.26 : x
  2. Step 2: Convert to fraction form
    100,195.94/150,296.64 = 30,075.26/x
  3. Step 3: Cross multiply
    100,195.94x = 150,296.64 × 30,075.26
  4. Step 4: Simplify right side
    100,195.94x = 4,520,210,525.13
  5. Step 5: Solve for x
    x = 4,520,210,525.13/100,195.94
  6. Step 6: Final answer
    x = 45,113.71

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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.