Finding the Fourth Proportional to 167,068.12, 250,356.48 and 122,486.28
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Solution
The fourth proportional to 167,068.12, 250,356.48 and 122,486.28 is: 183,549.28
Step by Step Solution
- Step 1: Write the proportion equation
167,068.12 : 250,356.48 = 122,486.28 : x - Step 2: Convert to fraction form
167,068.12/250,356.48 = 122,486.28/x - Step 3: Cross multiply
167,068.12x = 250,356.48 × 122,486.28 - Step 4: Simplify right side
167,068.12x = 30,665,233,909.09 - Step 5: Solve for x
x = 30,665,233,909.09/167,068.12 - Step 6: Final answer
x = 183,549.28
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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.