Finding the Fourth Proportional to 133,010.08, 183,554.39 and 72,582.06
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Solution
The fourth proportional to 133,010.08, 183,554.39 and 72,582.06 is: 100,163.50
Step by Step Solution
- Step 1: Write the proportion equation
133,010.08 : 183,554.39 = 72,582.06 : x - Step 2: Convert to fraction form
133,010.08/183,554.39 = 72,582.06/x - Step 3: Cross multiply
133,010.08x = 183,554.39 × 72,582.06 - Step 4: Simplify right side
133,010.08x = 13,322,755,177.26 - Step 5: Solve for x
x = 13,322,755,177.26/133,010.08 - Step 6: Final answer
x = 100,163.50
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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.