Finding the Fourth Proportional to 234,354.51, 323,407.61 and 126,922.08
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Solution
The fourth proportional to 234,354.51, 323,407.61 and 126,922.08 is: 175,151.60
Step by Step Solution
- Step 1: Write the proportion equation
234,354.51 : 323,407.61 = 126,922.08 : x - Step 2: Convert to fraction form
234,354.51/323,407.61 = 126,922.08/x - Step 3: Cross multiply
234,354.51x = 323,407.61 × 126,922.08 - Step 4: Simplify right side
234,354.51x = 41,047,566,549.03 - Step 5: Solve for x
x = 41,047,566,549.03/234,354.51 - Step 6: Final answer
x = 175,151.60
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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.