Finding the Fourth Proportional to 136,216.52, 204,322.73 and 61,283.75
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Solution
The fourth proportional to 136,216.52, 204,322.73 and 61,283.75 is: 91,924.70
Step by Step Solution
- Step 1: Write the proportion equation
136,216.52 : 204,322.73 = 61,283.75 : x - Step 2: Convert to fraction form
136,216.52/204,322.73 = 61,283.75/x - Step 3: Cross multiply
136,216.52x = 204,322.73 × 61,283.75 - Step 4: Simplify right side
136,216.52x = 12,521,662,798.22 - Step 5: Solve for x
x = 12,521,662,798.22/136,216.52 - Step 6: Final answer
x = 91,924.70
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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.