Finding the Fourth Proportional to 160,397.82, 221,329.56 and 92,437.08
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Solution
The fourth proportional to 160,397.82, 221,329.56 and 92,437.08 is: 127,551.97
Step by Step Solution
- Step 1: Write the proportion equation
160,397.82 : 221,329.56 = 92,437.08 : x - Step 2: Convert to fraction form
160,397.82/221,329.56 = 92,437.08/x - Step 3: Cross multiply
160,397.82x = 221,329.56 × 92,437.08 - Step 4: Simplify right side
160,397.82x = 20,459,058,244.08 - Step 5: Solve for x
x = 20,459,058,244.08/160,397.82 - Step 6: Final answer
x = 127,551.97
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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.