Finding the Fourth Proportional to 69,653.80, 104,409.21 and 27,516.82
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Solution
The fourth proportional to 69,653.80, 104,409.21 and 27,516.82 is: 41,246.99
Step by Step Solution
- Step 1: Write the proportion equation
69,653.80 : 104,409.21 = 27,516.82 : x - Step 2: Convert to fraction form
69,653.80/104,409.21 = 27,516.82/x - Step 3: Cross multiply
69,653.80x = 104,409.21 × 27,516.82 - Step 4: Simplify right side
69,653.80x = 2,873,009,437.91 - Step 5: Solve for x
x = 2,873,009,437.91/69,653.80 - Step 6: Final answer
x = 41,246.99
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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.