Finding the Fourth Proportional to 208,750.08, 312,731.44 and 161,773.32
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Solution
The fourth proportional to 208,750.08, 312,731.44 and 161,773.32 is: 242,354.89
Step by Step Solution
- Step 1: Write the proportion equation
208,750.08 : 312,731.44 = 161,773.32 : x - Step 2: Convert to fraction form
208,750.08/312,731.44 = 161,773.32/x - Step 3: Cross multiply
208,750.08x = 312,731.44 × 161,773.32 - Step 4: Simplify right side
208,750.08x = 50,591,603,317.18 - Step 5: Solve for x
x = 50,591,603,317.18/208,750.08 - Step 6: Final answer
x = 242,354.89
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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.