Finding the Fourth Proportional to 229,003.66, 343,536.63 and 79,203.70
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Solution
The fourth proportional to 229,003.66, 343,536.63 and 79,203.70 is: 118,816.32
Step by Step Solution
- Step 1: Write the proportion equation
229,003.66 : 343,536.63 = 79,203.70 : x - Step 2: Convert to fraction form
229,003.66/343,536.63 = 79,203.70/x - Step 3: Cross multiply
229,003.66x = 343,536.63 × 79,203.70 - Step 4: Simplify right side
229,003.66x = 27,209,372,181.53 - Step 5: Solve for x
x = 27,209,372,181.53/229,003.66 - Step 6: Final answer
x = 118,816.32
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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.