Finding the Fourth Proportional to 96,496.16, 133,174.52 and 55,661.84
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Solution
The fourth proportional to 96,496.16, 133,174.52 and 55,661.84 is: 76,819.00
Step by Step Solution
- Step 1: Write the proportion equation
96,496.16 : 133,174.52 = 55,661.84 : x - Step 2: Convert to fraction form
96,496.16/133,174.52 = 55,661.84/x - Step 3: Cross multiply
96,496.16x = 133,174.52 × 55,661.84 - Step 4: Simplify right side
96,496.16x = 7,412,738,824.32 - Step 5: Solve for x
x = 7,412,738,824.32/96,496.16 - Step 6: Final answer
x = 76,819.00
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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.