Finding the Fourth Proportional to 268,203.96, 370,119.93 and 147,342.65
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Solution
The fourth proportional to 268,203.96, 370,119.93 and 147,342.65 is: 203,332.01
Step by Step Solution
- Step 1: Write the proportion equation
268,203.96 : 370,119.93 = 147,342.65 : x - Step 2: Convert to fraction form
268,203.96/370,119.93 = 147,342.65/x - Step 3: Cross multiply
268,203.96x = 370,119.93 × 147,342.65 - Step 4: Simplify right side
268,203.96x = 54,534,449,729.68 - Step 5: Solve for x
x = 54,534,449,729.68/268,203.96 - Step 6: Final answer
x = 203,332.01
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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.