Finding the Fourth Proportional to 160,192.44, 221,060.14 and 92,199.98
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Solution
The fourth proportional to 160,192.44, 221,060.14 and 92,199.98 is: 127,232.85
Step by Step Solution
- Step 1: Write the proportion equation
160,192.44 : 221,060.14 = 92,199.98 : x - Step 2: Convert to fraction form
160,192.44/221,060.14 = 92,199.98/x - Step 3: Cross multiply
160,192.44x = 221,060.14 × 92,199.98 - Step 4: Simplify right side
160,192.44x = 20,381,740,808.95 - Step 5: Solve for x
x = 20,381,740,808.95/160,192.44 - Step 6: Final answer
x = 127,232.85
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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.