Finding the Fourth Proportional to 270,273.12, 405,419.49 and 92,779.08
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Solution
The fourth proportional to 270,273.12, 405,419.49 and 92,779.08 is: 139,171.99
Step by Step Solution
- Step 1: Write the proportion equation
270,273.12 : 405,419.49 = 92,779.08 : x - Step 2: Convert to fraction form
270,273.12/405,419.49 = 92,779.08/x - Step 3: Cross multiply
270,273.12x = 405,419.49 × 92,779.08 - Step 4: Simplify right side
270,273.12x = 37,614,447,296.27 - Step 5: Solve for x
x = 37,614,447,296.27/270,273.12 - Step 6: Final answer
x = 139,171.99
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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.