Finding the Fourth Proportional to 168,750.40, 253,125.60 and 97,672.90
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Solution
The fourth proportional to 168,750.40, 253,125.60 and 97,672.90 is: 146,509.35
Step by Step Solution
- Step 1: Write the proportion equation
168,750.40 : 253,125.60 = 97,672.90 : x - Step 2: Convert to fraction form
168,750.40/253,125.60 = 97,672.90/x - Step 3: Cross multiply
168,750.40x = 253,125.60 × 97,672.90 - Step 4: Simplify right side
168,750.40x = 24,723,511,416.24 - Step 5: Solve for x
x = 24,723,511,416.24/168,750.40 - Step 6: Final answer
x = 146,509.35
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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.