Finding the Fourth Proportional to 229,119.84, 343,666.08 and 71,326.08
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Solution
The fourth proportional to 229,119.84, 343,666.08 and 71,326.08 is: 106,984.86
Step by Step Solution
- Step 1: Write the proportion equation
229,119.84 : 343,666.08 = 71,326.08 : x - Step 2: Convert to fraction form
229,119.84/343,666.08 = 71,326.08/x - Step 3: Cross multiply
229,119.84x = 343,666.08 × 71,326.08 - Step 4: Simplify right side
229,119.84x = 24,512,354,315.37 - Step 5: Solve for x
x = 24,512,354,315.37/229,119.84 - Step 6: Final answer
x = 106,984.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.