Finding the Fourth Proportional to 132,179.19, 182,502.06 and 81,260.19
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Solution
The fourth proportional to 132,179.19, 182,502.06 and 81,260.19 is: 112,197.33
Step by Step Solution
- Step 1: Write the proportion equation
132,179.19 : 182,502.06 = 81,260.19 : x - Step 2: Convert to fraction form
132,179.19/182,502.06 = 81,260.19/x - Step 3: Cross multiply
132,179.19x = 182,502.06 × 81,260.19 - Step 4: Simplify right side
132,179.19x = 14,830,152,070.99 - Step 5: Solve for x
x = 14,830,152,070.99/132,179.19 - Step 6: Final answer
x = 112,197.33
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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.