Finding the Fourth Proportional to 165,355.58, 247,836.54 and 115,163.96
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Solution
The fourth proportional to 165,355.58, 247,836.54 and 115,163.96 is: 172,608.86
Step by Step Solution
- Step 1: Write the proportion equation
165,355.58 : 247,836.54 = 115,163.96 : x - Step 2: Convert to fraction form
165,355.58/247,836.54 = 115,163.96/x - Step 3: Cross multiply
165,355.58x = 247,836.54 × 115,163.96 - Step 4: Simplify right side
165,355.58x = 28,541,837,379.10 - Step 5: Solve for x
x = 28,541,837,379.10/165,355.58 - Step 6: Final answer
x = 172,608.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.