Finding the Fourth Proportional to 96,932.68, 133,767.68 and 54,490.84
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Solution
The fourth proportional to 96,932.68, 133,767.68 and 54,490.84 is: 75,197.69
Step by Step Solution
- Step 1: Write the proportion equation
96,932.68 : 133,767.68 = 54,490.84 : x - Step 2: Convert to fraction form
96,932.68/133,767.68 = 54,490.84/x - Step 3: Cross multiply
96,932.68x = 133,767.68 × 54,490.84 - Step 4: Simplify right side
96,932.68x = 7,289,113,248.05 - Step 5: Solve for x
x = 7,289,113,248.05/96,932.68 - Step 6: Final answer
x = 75,197.69
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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.