Finding the Fourth Proportional to 229,199.06, 343,798.11 and 129,313.91
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Solution
The fourth proportional to 229,199.06, 343,798.11 and 129,313.91 is: 193,970.59
Step by Step Solution
- Step 1: Write the proportion equation
229,199.06 : 343,798.11 = 129,313.91 : x - Step 2: Convert to fraction form
229,199.06/343,798.11 = 129,313.91/x - Step 3: Cross multiply
229,199.06x = 343,798.11 × 129,313.91 - Step 4: Simplify right side
229,199.06x = 44,457,876,135.72 - Step 5: Solve for x
x = 44,457,876,135.72/229,199.06 - Step 6: Final answer
x = 193,970.59
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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.