Finding the Fourth Proportional to 75,888.58, 104,726.62 and 41,896.46
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Solution
The fourth proportional to 75,888.58, 104,726.62 and 41,896.46 is: 57,817.32
Step by Step Solution
- Step 1: Write the proportion equation
75,888.58 : 104,726.62 = 41,896.46 : x - Step 2: Convert to fraction form
75,888.58/104,726.62 = 41,896.46/x - Step 3: Cross multiply
75,888.58x = 104,726.62 × 41,896.46 - Step 4: Simplify right side
75,888.58x = 4,387,674,645.77 - Step 5: Solve for x
x = 4,387,674,645.77/75,888.58 - Step 6: Final answer
x = 57,817.32
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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.