Finding the Fourth Proportional to 75,482.83, 113,242.79 and 37,549.99
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Solution
The fourth proportional to 75,482.83, 113,242.79 and 37,549.99 is: 56,334.22
Step by Step Solution
- Step 1: Write the proportion equation
75,482.83 : 113,242.79 = 37,549.99 : x - Step 2: Convert to fraction form
75,482.83/113,242.79 = 37,549.99/x - Step 3: Cross multiply
75,482.83x = 113,242.79 × 37,549.99 - Step 4: Simplify right side
75,482.83x = 4,252,266,186.00 - Step 5: Solve for x
x = 4,252,266,186.00/75,482.83 - Step 6: Final answer
x = 56,334.22
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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.