Finding the Fourth Proportional to 133,539.36, 184,277.52 and 73,098.96
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Solution
The fourth proportional to 133,539.36, 184,277.52 and 73,098.96 is: 100,872.84
Step by Step Solution
- Step 1: Write the proportion equation
133,539.36 : 184,277.52 = 73,098.96 : x - Step 2: Convert to fraction form
133,539.36/184,277.52 = 73,098.96/x - Step 3: Cross multiply
133,539.36x = 184,277.52 × 73,098.96 - Step 4: Simplify right side
133,539.36x = 13,470,495,063.38 - Step 5: Solve for x
x = 13,470,495,063.38/133,539.36 - Step 6: Final answer
x = 100,872.84
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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.