Finding the Fourth Proportional to 127,193.36, 190,797.06 and 38,444.63
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Solution
The fourth proportional to 127,193.36, 190,797.06 and 38,444.63 is: 57,669.07
Step by Step Solution
- Step 1: Write the proportion equation
127,193.36 : 190,797.06 = 38,444.63 : x - Step 2: Convert to fraction form
127,193.36/190,797.06 = 38,444.63/x - Step 3: Cross multiply
127,193.36x = 190,797.06 × 38,444.63 - Step 4: Simplify right side
127,193.36x = 7,335,122,376.79 - Step 5: Solve for x
x = 7,335,122,376.79/127,193.36 - Step 6: Final answer
x = 57,669.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.