Finding the Fourth Proportional to 96,972.66, 133,823.08 and 54,530.82
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Solution
The fourth proportional to 96,972.66, 133,823.08 and 54,530.82 is: 75,252.99
Step by Step Solution
- Step 1: Write the proportion equation
96,972.66 : 133,823.08 = 54,530.82 : x - Step 2: Convert to fraction form
96,972.66/133,823.08 = 54,530.82/x - Step 3: Cross multiply
96,972.66x = 133,823.08 × 54,530.82 - Step 4: Simplify right side
96,972.66x = 7,297,482,287.33 - Step 5: Solve for x
x = 7,297,482,287.33/96,972.66 - Step 6: Final answer
x = 75,252.99
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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.