Finding the Fourth Proportional to 73,283.06, 101,130.66 and 41,451.28
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Solution
The fourth proportional to 73,283.06, 101,130.66 and 41,451.28 is: 57,202.78
Step by Step Solution
- Step 1: Write the proportion equation
73,283.06 : 101,130.66 = 41,451.28 : x - Step 2: Convert to fraction form
73,283.06/101,130.66 = 41,451.28/x - Step 3: Cross multiply
73,283.06x = 101,130.66 × 41,451.28 - Step 4: Simplify right side
73,283.06x = 4,191,995,051.42 - Step 5: Solve for x
x = 4,191,995,051.42/73,283.06 - Step 6: Final answer
x = 57,202.78
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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.