Finding the Fourth Proportional to 168,110.14, 252,165.39 and 97,140.82
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Solution
The fourth proportional to 168,110.14, 252,165.39 and 97,140.82 is: 145,711.33
Step by Step Solution
- Step 1: Write the proportion equation
168,110.14 : 252,165.39 = 97,140.82 : x - Step 2: Convert to fraction form
168,110.14/252,165.39 = 97,140.82/x - Step 3: Cross multiply
168,110.14x = 252,165.39 × 97,140.82 - Step 4: Simplify right side
168,110.14x = 24,495,552,760.22 - Step 5: Solve for x
x = 24,495,552,760.22/168,110.14 - Step 6: Final answer
x = 145,711.33
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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.