Finding the Fourth Proportional to 239,240.34, 358,936.68 and 70,761.66
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Solution
The fourth proportional to 239,240.34, 358,936.68 and 70,761.66 is: 106,165.02
Step by Step Solution
- Step 1: Write the proportion equation
239,240.34 : 358,936.68 = 70,761.66 : x - Step 2: Convert to fraction form
239,240.34/358,936.68 = 70,761.66/x - Step 3: Cross multiply
239,240.34x = 358,936.68 × 70,761.66 - Step 4: Simplify right side
239,240.34x = 25,398,955,311.69 - Step 5: Solve for x
x = 25,398,955,311.69/239,240.34 - Step 6: Final answer
x = 106,165.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.