Finding the Fourth Proportional to 132,140.02, 182,353.35 and 71,710.67
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Solution
The fourth proportional to 132,140.02, 182,353.35 and 71,710.67 is: 98,960.79
Step by Step Solution
- Step 1: Write the proportion equation
132,140.02 : 182,353.35 = 71,710.67 : x - Step 2: Convert to fraction form
132,140.02/182,353.35 = 71,710.67/x - Step 3: Cross multiply
132,140.02x = 182,353.35 × 71,710.67 - Step 4: Simplify right side
132,140.02x = 13,076,680,905.24 - Step 5: Solve for x
x = 13,076,680,905.24/132,140.02 - Step 6: Final answer
x = 98,960.79
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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.