Finding the Fourth Proportional to 96,898.62, 133,731.18 and 53,882.40
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Solution
The fourth proportional to 96,898.62, 133,731.18 and 53,882.40 is: 74,363.88
Step by Step Solution
- Step 1: Write the proportion equation
96,898.62 : 133,731.18 = 53,882.40 : x - Step 2: Convert to fraction form
96,898.62/133,731.18 = 53,882.40/x - Step 3: Cross multiply
96,898.62x = 133,731.18 × 53,882.40 - Step 4: Simplify right side
96,898.62x = 7,205,756,933.23 - Step 5: Solve for x
x = 7,205,756,933.23/96,898.62 - Step 6: Final answer
x = 74,363.88
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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.