Finding the Fourth Proportional to 96,644.62, 133,371.06 and 58,398.82
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Solution
The fourth proportional to 96,644.62, 133,371.06 and 58,398.82 is: 80,591.27
Step by Step Solution
- Step 1: Write the proportion equation
96,644.62 : 133,371.06 = 58,398.82 : x - Step 2: Convert to fraction form
96,644.62/133,371.06 = 58,398.82/x - Step 3: Cross multiply
96,644.62x = 133,371.06 × 58,398.82 - Step 4: Simplify right side
96,644.62x = 7,788,712,526.15 - Step 5: Solve for x
x = 7,788,712,526.15/96,644.62 - Step 6: Final answer
x = 80,591.27
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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.