Finding the Fourth Proportional to 75,520.14, 113,272.89 and 22,930.08
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Solution
The fourth proportional to 75,520.14, 113,272.89 and 22,930.08 is: 34,392.90
Step by Step Solution
- Step 1: Write the proportion equation
75,520.14 : 113,272.89 = 22,930.08 : x - Step 2: Convert to fraction form
75,520.14/113,272.89 = 22,930.08/x - Step 3: Cross multiply
75,520.14x = 113,272.89 × 22,930.08 - Step 4: Simplify right side
75,520.14x = 2,597,356,429.53 - Step 5: Solve for x
x = 2,597,356,429.53/75,520.14 - Step 6: Final answer
x = 34,392.90
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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.