Finding the Fourth Proportional to 132,752.70, 183,178.14 and 76,153.14
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Solution
The fourth proportional to 132,752.70, 183,178.14 and 76,153.14 is: 105,079.52
Step by Step Solution
- Step 1: Write the proportion equation
132,752.70 : 183,178.14 = 76,153.14 : x - Step 2: Convert to fraction form
132,752.70/183,178.14 = 76,153.14/x - Step 3: Cross multiply
132,752.70x = 183,178.14 × 76,153.14 - Step 4: Simplify right side
132,752.70x = 13,949,590,540.36 - Step 5: Solve for x
x = 13,949,590,540.36/132,752.70 - Step 6: Final answer
x = 105,079.52
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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.