Finding the Fourth Proportional to 234,364.44, 351,598.88 and 129,129.24
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Solution
The fourth proportional to 234,364.44, 351,598.88 and 129,129.24 is: 193,722.63
Step by Step Solution
- Step 1: Write the proportion equation
234,364.44 : 351,598.88 = 129,129.24 : x - Step 2: Convert to fraction form
234,364.44/351,598.88 = 129,129.24/x - Step 3: Cross multiply
234,364.44x = 351,598.88 × 129,129.24 - Step 4: Simplify right side
234,364.44x = 45,401,696,159.25 - Step 5: Solve for x
x = 45,401,696,159.25/234,364.44 - Step 6: Final answer
x = 193,722.63
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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.