Finding the Fourth Proportional to 192,276.42, 265,346.81 and 106,240.95
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Solution
The fourth proportional to 192,276.42, 265,346.81 and 106,240.95 is: 146,615.47
Step by Step Solution
- Step 1: Write the proportion equation
192,276.42 : 265,346.81 = 106,240.95 : x - Step 2: Convert to fraction form
192,276.42/265,346.81 = 106,240.95/x - Step 3: Cross multiply
192,276.42x = 265,346.81 × 106,240.95 - Step 4: Simplify right side
192,276.42x = 28,190,697,173.87 - Step 5: Solve for x
x = 28,190,697,173.87/192,276.42 - Step 6: Final answer
x = 146,615.47
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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.