Finding the Fourth Proportional to 96,496.73, 133,165.80 and 53,476.93
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Solution
The fourth proportional to 96,496.73, 133,165.80 and 53,476.93 is: 73,798.33
Step by Step Solution
- Step 1: Write the proportion equation
96,496.73 : 133,165.80 = 53,476.93 : x - Step 2: Convert to fraction form
96,496.73/133,165.80 = 53,476.93/x - Step 3: Cross multiply
96,496.73x = 133,165.80 × 53,476.93 - Step 4: Simplify right side
96,496.73x = 7,121,297,231.78 - Step 5: Solve for x
x = 7,121,297,231.78/96,496.73 - Step 6: Final answer
x = 73,798.33
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1.5x scale
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.