Finding the Fourth Proportional to 132,375.84, 182,679.85 and 71,946.63
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Solution
The fourth proportional to 132,375.84, 182,679.85 and 71,946.63 is: 99,287.00
Step by Step Solution
- Step 1: Write the proportion equation
132,375.84 : 182,679.85 = 71,946.63 : x - Step 2: Convert to fraction form
132,375.84/182,679.85 = 71,946.63/x - Step 3: Cross multiply
132,375.84x = 182,679.85 × 71,946.63 - Step 4: Simplify right side
132,375.84x = 13,143,199,576.41 - Step 5: Solve for x
x = 13,143,199,576.41/132,375.84 - Step 6: Final answer
x = 99,287.00
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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.