Finding the Fourth Proportional to 133,465.19, 184,181.97 and 73,035.83
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Solution
The fourth proportional to 133,465.19, 184,181.97 and 73,035.83 is: 100,789.45
Step by Step Solution
- Step 1: Write the proportion equation
133,465.19 : 184,181.97 = 73,035.83 : x - Step 2: Convert to fraction form
133,465.19/184,181.97 = 73,035.83/x - Step 3: Cross multiply
133,465.19x = 184,181.97 × 73,035.83 - Step 4: Simplify right side
133,465.19x = 13,451,883,327.85 - Step 5: Solve for x
x = 13,451,883,327.85/133,465.19 - Step 6: Final answer
x = 100,789.45
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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.