Finding the Fourth Proportional to 268,116.24, 370,000.19 and 147,260.81
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Solution
The fourth proportional to 268,116.24, 370,000.19 and 147,260.81 is: 203,219.79
Step by Step Solution
- Step 1: Write the proportion equation
268,116.24 : 370,000.19 = 147,260.81 : x - Step 2: Convert to fraction form
268,116.24/370,000.19 = 147,260.81/x - Step 3: Cross multiply
268,116.24x = 370,000.19 × 147,260.81 - Step 4: Simplify right side
268,116.24x = 54,486,525,093.25 - Step 5: Solve for x
x = 54,486,525,093.25/268,116.24 - Step 6: Final answer
x = 203,219.79
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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.