Finding the Fourth Proportional to 168,393.58, 252,371.64 and 68,437.44
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Solution
The fourth proportional to 168,393.58, 252,371.64 and 68,437.44 is: 102,567.27
Step by Step Solution
- Step 1: Write the proportion equation
168,393.58 : 252,371.64 = 68,437.44 : x - Step 2: Convert to fraction form
168,393.58/252,371.64 = 68,437.44/x - Step 3: Cross multiply
168,393.58x = 252,371.64 × 68,437.44 - Step 4: Simplify right side
168,393.58x = 17,271,668,970.20 - Step 5: Solve for x
x = 17,271,668,970.20/168,393.58 - Step 6: Final answer
x = 102,567.27
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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.