Finding the Fourth Proportional to 235,671.73, 353,562.97 and 77,900.19
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Solution
The fourth proportional to 235,671.73, 353,562.97 and 77,900.19 is: 116,868.59
Step by Step Solution
- Step 1: Write the proportion equation
235,671.73 : 353,562.97 = 77,900.19 : x - Step 2: Convert to fraction form
235,671.73/353,562.97 = 77,900.19/x - Step 3: Cross multiply
235,671.73x = 353,562.97 × 77,900.19 - Step 4: Simplify right side
235,671.73x = 27,542,622,539.96 - Step 5: Solve for x
x = 27,542,622,539.96/235,671.73 - Step 6: Final answer
x = 116,868.59
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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.