Finding the Fourth Proportional to 192,219.21, 265,261.46 and 106,184.12
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Solution
The fourth proportional to 192,219.21, 265,261.46 and 106,184.12 is: 146,533.50
Step by Step Solution
- Step 1: Write the proportion equation
192,219.21 : 265,261.46 = 106,184.12 : x - Step 2: Convert to fraction form
192,219.21/265,261.46 = 106,184.12/x - Step 3: Cross multiply
192,219.21x = 265,261.46 × 106,184.12 - Step 4: Simplify right side
192,219.21x = 28,166,552,842.79 - Step 5: Solve for x
x = 28,166,552,842.79/192,219.21 - Step 6: Final answer
x = 146,533.50
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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.