Finding the Fourth Proportional to 127,611.01, 176,113.35 and 73,896.96
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Solution
The fourth proportional to 127,611.01, 176,113.35 and 73,896.96 is: 101,983.69
Step by Step Solution
- Step 1: Write the proportion equation
127,611.01 : 176,113.35 = 73,896.96 : x - Step 2: Convert to fraction form
127,611.01/176,113.35 = 73,896.96/x - Step 3: Cross multiply
127,611.01x = 176,113.35 × 73,896.96 - Step 4: Simplify right side
127,611.01x = 13,014,241,180.42 - Step 5: Solve for x
x = 13,014,241,180.42/127,611.01 - Step 6: Final answer
x = 101,983.69
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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.