Finding the Fourth Proportional to 160,302.24, 221,197.86 and 92,341.44
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Solution
The fourth proportional to 160,302.24, 221,197.86 and 92,341.44 is: 127,420.11
Step by Step Solution
- Step 1: Write the proportion equation
160,302.24 : 221,197.86 = 92,341.44 : x - Step 2: Convert to fraction form
160,302.24/221,197.86 = 92,341.44/x - Step 3: Cross multiply
160,302.24x = 221,197.86 × 92,341.44 - Step 4: Simplify right side
160,302.24x = 20,425,728,917.32 - Step 5: Solve for x
x = 20,425,728,917.32/160,302.24 - Step 6: Final answer
x = 127,420.11
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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.