Finding the Fourth Proportional to 75,119.46, 112,605.07 and 41,855.19
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Solution
The fourth proportional to 75,119.46, 112,605.07 and 41,855.19 is: 62,741.49
Step by Step Solution
- Step 1: Write the proportion equation
75,119.46 : 112,605.07 = 41,855.19 : x - Step 2: Convert to fraction form
75,119.46/112,605.07 = 41,855.19/x - Step 3: Cross multiply
75,119.46x = 112,605.07 × 41,855.19 - Step 4: Simplify right side
75,119.46x = 4,713,106,599.81 - Step 5: Solve for x
x = 4,713,106,599.81/75,119.46 - Step 6: Final answer
x = 62,741.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.