Finding the Fourth Proportional to 170,804.43, 235,779.59 and 110,380.05
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Solution
The fourth proportional to 170,804.43, 235,779.59 and 110,380.05 is: 152,369.37
Step by Step Solution
- Step 1: Write the proportion equation
170,804.43 : 235,779.59 = 110,380.05 : x - Step 2: Convert to fraction form
170,804.43/235,779.59 = 110,380.05/x - Step 3: Cross multiply
170,804.43x = 235,779.59 × 110,380.05 - Step 4: Simplify right side
170,804.43x = 26,025,362,933.18 - Step 5: Solve for x
x = 26,025,362,933.18/170,804.43 - Step 6: Final answer
x = 152,369.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.