Finding the Fourth Proportional to 132,727.04, 199,119.36 and 39,240.32
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Solution
The fourth proportional to 132,727.04, 199,119.36 and 39,240.32 is: 58,868.99
Step by Step Solution
- Step 1: Write the proportion equation
132,727.04 : 199,119.36 = 39,240.32 : x - Step 2: Convert to fraction form
132,727.04/199,119.36 = 39,240.32/x - Step 3: Cross multiply
132,727.04x = 199,119.36 × 39,240.32 - Step 4: Simplify right side
132,727.04x = 7,813,507,404.60 - Step 5: Solve for x
x = 7,813,507,404.60/132,727.04 - Step 6: Final answer
x = 58,868.99
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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.