Finding the Fourth Proportional to 216,751.37, 299,197.14 and 163,191.74
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Solution
The fourth proportional to 216,751.37, 299,197.14 and 163,191.74 is: 225,265.02
Step by Step Solution
- Step 1: Write the proportion equation
216,751.37 : 299,197.14 = 163,191.74 : x - Step 2: Convert to fraction form
216,751.37/299,197.14 = 163,191.74/x - Step 3: Cross multiply
216,751.37x = 299,197.14 × 163,191.74 - Step 4: Simplify right side
216,751.37x = 48,826,501,879.62 - Step 5: Solve for x
x = 48,826,501,879.62/216,751.37 - Step 6: Final answer
x = 225,265.02
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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.