Finding the Fourth Proportional to 248,580.79, 343,043.84 and 141,153.08
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Solution
The fourth proportional to 248,580.79, 343,043.84 and 141,153.08 is: 194,792.58
Step by Step Solution
- Step 1: Write the proportion equation
248,580.79 : 343,043.84 = 141,153.08 : x - Step 2: Convert to fraction form
248,580.79/343,043.84 = 141,153.08/x - Step 3: Cross multiply
248,580.79x = 343,043.84 × 141,153.08 - Step 4: Simplify right side
248,580.79x = 48,421,692,170.04 - Step 5: Solve for x
x = 48,421,692,170.04/248,580.79 - Step 6: Final answer
x = 194,792.58
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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.