Finding the Fourth Proportional to 149,027.02, 223,639.01 and 70,163.80
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Solution
The fourth proportional to 149,027.02, 223,639.01 and 70,163.80 is: 105,292.07
Step by Step Solution
- Step 1: Write the proportion equation
149,027.02 : 223,639.01 = 70,163.80 : x - Step 2: Convert to fraction form
149,027.02/223,639.01 = 70,163.80/x - Step 3: Cross multiply
149,027.02x = 223,639.01 × 70,163.80 - Step 4: Simplify right side
149,027.02x = 15,691,362,769.84 - Step 5: Solve for x
x = 15,691,362,769.84/149,027.02 - Step 6: Final answer
x = 105,292.07
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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.