Finding the Fourth Proportional to 75,970.08, 113,956.56 and 26,107.44
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Solution
The fourth proportional to 75,970.08, 113,956.56 and 26,107.44 is: 39,161.65
Step by Step Solution
- Step 1: Write the proportion equation
75,970.08 : 113,956.56 = 26,107.44 : x - Step 2: Convert to fraction form
75,970.08/113,956.56 = 26,107.44/x - Step 3: Cross multiply
75,970.08x = 113,956.56 × 26,107.44 - Step 4: Simplify right side
75,970.08x = 2,975,114,052.81 - Step 5: Solve for x
x = 2,975,114,052.81/75,970.08 - Step 6: Final answer
x = 39,161.65
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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.