Finding the Fourth Proportional to 127,232.39, 175,602.30 and 73,548.53
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Solution
The fourth proportional to 127,232.39, 175,602.30 and 73,548.53 is: 101,509.45
Step by Step Solution
- Step 1: Write the proportion equation
127,232.39 : 175,602.30 = 73,548.53 : x - Step 2: Convert to fraction form
127,232.39/175,602.30 = 73,548.53/x - Step 3: Cross multiply
127,232.39x = 175,602.30 × 73,548.53 - Step 4: Simplify right side
127,232.39x = 12,915,290,534.31 - Step 5: Solve for x
x = 12,915,290,534.31/127,232.39 - Step 6: Final answer
x = 101,509.45
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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.