Finding the Fourth Proportional to 192,433.18, 265,534.77 and 106,380.58
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Solution
The fourth proportional to 192,433.18, 265,534.77 and 106,380.58 is: 146,792.48
Step by Step Solution
- Step 1: Write the proportion equation
192,433.18 : 265,534.77 = 106,380.58 : x - Step 2: Convert to fraction form
192,433.18/265,534.77 = 106,380.58/x - Step 3: Cross multiply
192,433.18x = 265,534.77 × 106,380.58 - Step 4: Simplify right side
192,433.18x = 28,247,742,842.77 - Step 5: Solve for x
x = 28,247,742,842.77/192,433.18 - Step 6: Final answer
x = 146,792.48
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1.5x scale
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.