Finding the Fourth Proportional to 127,293.62, 190,964.99 and 48,401.67
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Solution
The fourth proportional to 127,293.62, 190,964.99 and 48,401.67 is: 72,611.84
Step by Step Solution
- Step 1: Write the proportion equation
127,293.62 : 190,964.99 = 48,401.67 : x - Step 2: Convert to fraction form
127,293.62/190,964.99 = 48,401.67/x - Step 3: Cross multiply
127,293.62x = 190,964.99 × 48,401.67 - Step 4: Simplify right side
127,293.62x = 9,243,024,185.52 - Step 5: Solve for x
x = 9,243,024,185.52/127,293.62 - Step 6: Final answer
x = 72,611.84
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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.