Finding the Fourth Proportional to 167,969.69, 231,798.12 and 92,518.19
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Solution
The fourth proportional to 167,969.69, 231,798.12 and 92,518.19 is: 127,675.07
Step by Step Solution
- Step 1: Write the proportion equation
167,969.69 : 231,798.12 = 92,518.19 : x - Step 2: Convert to fraction form
167,969.69/231,798.12 = 92,518.19/x - Step 3: Cross multiply
167,969.69x = 231,798.12 × 92,518.19 - Step 4: Simplify right side
167,969.69x = 21,445,541,348.81 - Step 5: Solve for x
x = 21,445,541,348.81/167,969.69 - Step 6: Final answer
x = 127,675.07
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1.5x scale
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.