Finding the Fourth Proportional to 170,539.44, 255,986.59 and 125,611.53
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Solution
The fourth proportional to 170,539.44, 255,986.59 and 125,611.53 is: 188,547.98
Step by Step Solution
- Step 1: Write the proportion equation
170,539.44 : 255,986.59 = 125,611.53 : x - Step 2: Convert to fraction form
170,539.44/255,986.59 = 125,611.53/x - Step 3: Cross multiply
170,539.44x = 255,986.59 × 125,611.53 - Step 4: Simplify right side
170,539.44x = 32,154,867,277.57 - Step 5: Solve for x
x = 32,154,867,277.57/170,539.44 - Step 6: Final answer
x = 188,547.98
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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.