Finding the Fourth Proportional to 135,844.23, 203,859.77 and 47,097.74
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Solution
The fourth proportional to 135,844.23, 203,859.77 and 47,097.74 is: 70,678.99
Step by Step Solution
- Step 1: Write the proportion equation
135,844.23 : 203,859.77 = 47,097.74 : x - Step 2: Convert to fraction form
135,844.23/203,859.77 = 47,097.74/x - Step 3: Cross multiply
135,844.23x = 203,859.77 × 47,097.74 - Step 4: Simplify right side
135,844.23x = 9,601,333,542.37 - Step 5: Solve for x
x = 9,601,333,542.37/135,844.23 - Step 6: Final answer
x = 70,678.99
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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.