Finding the Fourth Proportional to 136,544.58, 204,787.71 and 43,028.46
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Solution
The fourth proportional to 136,544.58, 204,787.71 and 43,028.46 is: 64,533.50
Step by Step Solution
- Step 1: Write the proportion equation
136,544.58 : 204,787.71 = 43,028.46 : x - Step 2: Convert to fraction form
136,544.58/204,787.71 = 43,028.46/x - Step 3: Cross multiply
136,544.58x = 204,787.71 × 43,028.46 - Step 4: Simplify right side
136,544.58x = 8,811,699,788.23 - Step 5: Solve for x
x = 8,811,699,788.23/136,544.58 - Step 6: Final answer
x = 64,533.50
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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.