Finding the Fourth Proportional to 163,779.18, 245,418.63 and 110,273.54
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Solution
The fourth proportional to 163,779.18, 245,418.63 and 110,273.54 is: 165,241.88
Step by Step Solution
- Step 1: Write the proportion equation
163,779.18 : 245,418.63 = 110,273.54 : x - Step 2: Convert to fraction form
163,779.18/245,418.63 = 110,273.54/x - Step 3: Cross multiply
163,779.18x = 245,418.63 × 110,273.54 - Step 4: Simplify right side
163,779.18x = 27,063,179,471.43 - Step 5: Solve for x
x = 27,063,179,471.43/163,779.18 - Step 6: Final answer
x = 165,241.88
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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.