Finding the Fourth Proportional to 75,503.18, 104,195.68 and 41,513.06
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Solution
The fourth proportional to 75,503.18, 104,195.68 and 41,513.06 is: 57,288.73
Step by Step Solution
- Step 1: Write the proportion equation
75,503.18 : 104,195.68 = 41,513.06 : x - Step 2: Convert to fraction form
75,503.18/104,195.68 = 41,513.06/x - Step 3: Cross multiply
75,503.18x = 104,195.68 × 41,513.06 - Step 4: Simplify right side
75,503.18x = 4,325,481,515.58 - Step 5: Solve for x
x = 4,325,481,515.58/75,503.18 - Step 6: Final answer
x = 57,288.73
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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.