Finding the Fourth Proportional to 73,703.18, 101,713.12 and 41,877.48
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Solution
The fourth proportional to 73,703.18, 101,713.12 and 41,877.48 is: 57,792.47
Step by Step Solution
- Step 1: Write the proportion equation
73,703.18 : 101,713.12 = 41,877.48 : x - Step 2: Convert to fraction form
73,703.18/101,713.12 = 41,877.48/x - Step 3: Cross multiply
73,703.18x = 101,713.12 × 41,877.48 - Step 4: Simplify right side
73,703.18x = 4,259,489,148.54 - Step 5: Solve for x
x = 4,259,489,148.54/73,703.18 - Step 6: Final answer
x = 57,792.47
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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.