Finding the Fourth Proportional to 264,984.51, 365,668.12 and 144,125.63
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Solution
The fourth proportional to 264,984.51, 365,668.12 and 144,125.63 is: 198,887.65
Step by Step Solution
- Step 1: Write the proportion equation
264,984.51 : 365,668.12 = 144,125.63 : x - Step 2: Convert to fraction form
264,984.51/365,668.12 = 144,125.63/x - Step 3: Cross multiply
264,984.51x = 365,668.12 × 144,125.63 - Step 4: Simplify right side
264,984.51x = 52,702,147,888.99 - Step 5: Solve for x
x = 52,702,147,888.99/264,984.51 - Step 6: Final answer
x = 198,887.65
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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.