Finding the Fourth Proportional to 163,552.80, 245,329.20 and 113,527.20
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Solution
The fourth proportional to 163,552.80, 245,329.20 and 113,527.20 is: 170,290.80
Step by Step Solution
- Step 1: Write the proportion equation
163,552.80 : 245,329.20 = 113,527.20 : x - Step 2: Convert to fraction form
163,552.80/245,329.20 = 113,527.20/x - Step 3: Cross multiply
163,552.80x = 245,329.20 × 113,527.20 - Step 4: Simplify right side
163,552.80x = 27,851,537,154.24 - Step 5: Solve for x
x = 27,851,537,154.24/163,552.80 - Step 6: Final answer
x = 170,290.80
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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.