Finding the Fourth Proportional to 248,552.02, 343,002.21 and 141,122.06
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Solution
The fourth proportional to 248,552.02, 343,002.21 and 141,122.06 is: 194,748.67
Step by Step Solution
- Step 1: Write the proportion equation
248,552.02 : 343,002.21 = 141,122.06 : x - Step 2: Convert to fraction form
248,552.02/343,002.21 = 141,122.06/x - Step 3: Cross multiply
248,552.02x = 343,002.21 × 141,122.06 - Step 4: Simplify right side
248,552.02x = 48,405,176,039.13 - Step 5: Solve for x
x = 48,405,176,039.13/248,552.02 - Step 6: Final answer
x = 194,748.67
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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.