Finding the Fourth Proportional to 73,325.84, 101,189.67 and 39,791.84
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Solution
The fourth proportional to 73,325.84, 101,189.67 and 39,791.84 is: 54,912.75
Step by Step Solution
- Step 1: Write the proportion equation
73,325.84 : 101,189.67 = 39,791.84 : x - Step 2: Convert to fraction form
73,325.84/101,189.67 = 39,791.84/x - Step 3: Cross multiply
73,325.84x = 101,189.67 × 39,791.84 - Step 4: Simplify right side
73,325.84x = 4,026,523,158.29 - Step 5: Solve for x
x = 4,026,523,158.29/73,325.84 - Step 6: Final answer
x = 54,912.75
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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.