Finding the Fourth Proportional to 96,847.98, 133,653.63 and 53,828.33
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Solution
The fourth proportional to 96,847.98, 133,653.63 and 53,828.33 is: 74,284.99
Step by Step Solution
- Step 1: Write the proportion equation
96,847.98 : 133,653.63 = 53,828.33 : x - Step 2: Convert to fraction form
96,847.98/133,653.63 = 53,828.33/x - Step 3: Cross multiply
96,847.98x = 133,653.63 × 53,828.33 - Step 4: Simplify right side
96,847.98x = 7,194,351,234.93 - Step 5: Solve for x
x = 7,194,351,234.93/96,847.98 - Step 6: Final answer
x = 74,284.99
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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.