Finding the Fourth Proportional to 133,684.53, 184,481.75 and 73,253.87
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Solution
The fourth proportional to 133,684.53, 184,481.75 and 73,253.87 is: 101,088.75
Step by Step Solution
- Step 1: Write the proportion equation
133,684.53 : 184,481.75 = 73,253.87 : x - Step 2: Convert to fraction form
133,684.53/184,481.75 = 73,253.87/x - Step 3: Cross multiply
133,684.53x = 184,481.75 × 73,253.87 - Step 4: Simplify right side
133,684.53x = 13,514,002,084.41 - Step 5: Solve for x
x = 13,514,002,084.41/133,684.53 - Step 6: Final answer
x = 101,088.75
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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.