Finding the Fourth Proportional to 75,437.94, 104,104.40 and 41,448.62
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Solution
The fourth proportional to 75,437.94, 104,104.40 and 41,448.62 is: 57,199.12
Step by Step Solution
- Step 1: Write the proportion equation
75,437.94 : 104,104.40 = 41,448.62 : x - Step 2: Convert to fraction form
75,437.94/104,104.40 = 41,448.62/x - Step 3: Cross multiply
75,437.94x = 104,104.40 × 41,448.62 - Step 4: Simplify right side
75,437.94x = 4,314,983,715.93 - Step 5: Solve for x
x = 4,314,983,715.93/75,437.94 - Step 6: Final answer
x = 57,199.12
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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.