Finding the Fourth Proportional to 73,325.28, 101,190.84 and 39,791.28
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Solution
The fourth proportional to 73,325.28, 101,190.84 and 39,791.28 is: 54,913.03
Step by Step Solution
- Step 1: Write the proportion equation
73,325.28 : 101,190.84 = 39,791.28 : x - Step 2: Convert to fraction form
73,325.28/101,190.84 = 39,791.28/x - Step 3: Cross multiply
73,325.28x = 101,190.84 × 39,791.28 - Step 4: Simplify right side
73,325.28x = 4,026,513,047.88 - Step 5: Solve for x
x = 4,026,513,047.88/73,325.28 - Step 6: Final answer
x = 54,913.03
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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.