Finding the Fourth Proportional to 268,119.54, 370,009.42 and 147,272.00
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Solution
The fourth proportional to 268,119.54, 370,009.42 and 147,272.00 is: 203,237.80
Step by Step Solution
- Step 1: Write the proportion equation
268,119.54 : 370,009.42 = 147,272.00 : x - Step 2: Convert to fraction form
268,119.54/370,009.42 = 147,272.00/x - Step 3: Cross multiply
268,119.54x = 370,009.42 × 147,272.00 - Step 4: Simplify right side
268,119.54x = 54,492,025,084.01 - Step 5: Solve for x
x = 54,492,025,084.01/268,119.54 - Step 6: Final answer
x = 203,237.80
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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.