Finding the Fourth Proportional to 135,896.23, 203,924.49 and 51,727.21
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Solution
The fourth proportional to 135,896.23, 203,924.49 and 51,727.21 is: 77,621.32
Step by Step Solution
- Step 1: Write the proportion equation
135,896.23 : 203,924.49 = 51,727.21 : x - Step 2: Convert to fraction form
135,896.23/203,924.49 = 51,727.21/x - Step 3: Cross multiply
135,896.23x = 203,924.49 × 51,727.21 - Step 4: Simplify right side
135,896.23x = 10,548,444,214.58 - Step 5: Solve for x
x = 10,548,444,214.58/135,896.23 - Step 6: Final answer
x = 77,621.32
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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.