Finding the Fourth Proportional to 75,118.13, 103,663.01 and 41,584.13
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Solution
The fourth proportional to 75,118.13, 103,663.01 and 41,584.13 is: 57,386.09
Step by Step Solution
- Step 1: Write the proportion equation
75,118.13 : 103,663.01 = 41,584.13 : x - Step 2: Convert to fraction form
75,118.13/103,663.01 = 41,584.13/x - Step 3: Cross multiply
75,118.13x = 103,663.01 × 41,584.13 - Step 4: Simplify right side
75,118.13x = 4,310,736,084.03 - Step 5: Solve for x
x = 4,310,736,084.03/75,118.13 - Step 6: Final answer
x = 57,386.09
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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.