Finding the Fourth Proportional to 248,063.24, 342,325.44 and 134,885.96
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Solution
The fourth proportional to 248,063.24, 342,325.44 and 134,885.96 is: 186,141.63
Step by Step Solution
- Step 1: Write the proportion equation
248,063.24 : 342,325.44 = 134,885.96 : x - Step 2: Convert to fraction form
248,063.24/342,325.44 = 134,885.96/x - Step 3: Cross multiply
248,063.24x = 342,325.44 × 134,885.96 - Step 4: Simplify right side
248,063.24x = 46,174,895,606.82 - Step 5: Solve for x
x = 46,174,895,606.82/248,063.24 - Step 6: Final answer
x = 186,141.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.