Finding the Fourth Proportional to 133,876.67, 184,761.76 and 73,459.08
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Solution
The fourth proportional to 133,876.67, 184,761.76 and 73,459.08 is: 101,380.08
Step by Step Solution
- Step 1: Write the proportion equation
133,876.67 : 184,761.76 = 73,459.08 : x - Step 2: Convert to fraction form
133,876.67/184,761.76 = 73,459.08/x - Step 3: Cross multiply
133,876.67x = 184,761.76 × 73,459.08 - Step 4: Simplify right side
133,876.67x = 13,572,428,343.23 - Step 5: Solve for x
x = 13,572,428,343.23/133,876.67 - Step 6: Final answer
x = 101,380.08
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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.