Finding the Fourth Proportional to 107,478.29, 161,232.02 and 37,348.49
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Solution
The fourth proportional to 107,478.29, 161,232.02 and 37,348.49 is: 56,027.80
Step by Step Solution
- Step 1: Write the proportion equation
107,478.29 : 161,232.02 = 37,348.49 : x - Step 2: Convert to fraction form
107,478.29/161,232.02 = 37,348.49/x - Step 3: Cross multiply
107,478.29x = 161,232.02 × 37,348.49 - Step 4: Simplify right side
107,478.29x = 6,021,772,486.65 - Step 5: Solve for x
x = 6,021,772,486.65/107,478.29 - Step 6: Final answer
x = 56,027.80
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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.