Finding the Fourth Proportional to 113,343.36, 169,956.72 and 46,771.08
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Solution
The fourth proportional to 113,343.36, 169,956.72 and 46,771.08 is: 70,132.55
Step by Step Solution
- Step 1: Write the proportion equation
113,343.36 : 169,956.72 = 46,771.08 : x - Step 2: Convert to fraction form
113,343.36/169,956.72 = 46,771.08/x - Step 3: Cross multiply
113,343.36x = 169,956.72 × 46,771.08 - Step 4: Simplify right side
113,343.36x = 7,949,059,347.66 - Step 5: Solve for x
x = 7,949,059,347.66/113,343.36 - Step 6: Final answer
x = 70,132.55
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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.