Finding the Fourth Proportional to 170,559.09, 235,277.06 and 119,647.62
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Solution
The fourth proportional to 170,559.09, 235,277.06 and 119,647.62 is: 165,047.43
Step by Step Solution
- Step 1: Write the proportion equation
170,559.09 : 235,277.06 = 119,647.62 : x - Step 2: Convert to fraction form
170,559.09/235,277.06 = 119,647.62/x - Step 3: Cross multiply
170,559.09x = 235,277.06 × 119,647.62 - Step 4: Simplify right side
170,559.09x = 28,150,339,671.36 - Step 5: Solve for x
x = 28,150,339,671.36/170,559.09 - Step 6: Final answer
x = 165,047.43
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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.