Finding the Fourth Proportional to 192,276.18, 265,339.62 and 111,750.84
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Solution
The fourth proportional to 192,276.18, 265,339.62 and 111,750.84 is: 154,215.28
Step by Step Solution
- Step 1: Write the proportion equation
192,276.18 : 265,339.62 = 111,750.84 : x - Step 2: Convert to fraction form
192,276.18/265,339.62 = 111,750.84/x - Step 3: Cross multiply
192,276.18x = 265,339.62 × 111,750.84 - Step 4: Simplify right side
192,276.18x = 29,651,925,420.28 - Step 5: Solve for x
x = 29,651,925,420.28/192,276.18 - Step 6: Final answer
x = 154,215.28
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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.