Finding the Fourth Proportional to 155,473.29, 232,836.21 and 88,711.02
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Solution
The fourth proportional to 155,473.29, 232,836.21 and 88,711.02 is: 132,853.29
Step by Step Solution
- Step 1: Write the proportion equation
155,473.29 : 232,836.21 = 88,711.02 : x - Step 2: Convert to fraction form
155,473.29/232,836.21 = 88,711.02/x - Step 3: Cross multiply
155,473.29x = 232,836.21 × 88,711.02 - Step 4: Simplify right side
155,473.29x = 20,655,137,682.03 - Step 5: Solve for x
x = 20,655,137,682.03/155,473.29 - Step 6: Final answer
x = 132,853.29
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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.