Finding the Fourth Proportional to 160,517.41, 221,463.80 and 92,525.10
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Solution
The fourth proportional to 160,517.41, 221,463.80 and 92,525.10 is: 127,655.68
Step by Step Solution
- Step 1: Write the proportion equation
160,517.41 : 221,463.80 = 92,525.10 : x - Step 2: Convert to fraction form
160,517.41/221,463.80 = 92,525.10/x - Step 3: Cross multiply
160,517.41x = 221,463.80 × 92,525.10 - Step 4: Simplify right side
160,517.41x = 20,490,959,295.23 - Step 5: Solve for x
x = 20,490,959,295.23/160,517.41 - Step 6: Final answer
x = 127,655.68
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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.