Finding the Fourth Proportional to 96,827.96, 133,619.69 and 53,807.31
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Solution
The fourth proportional to 96,827.96, 133,619.69 and 53,807.31 is: 74,252.48
Step by Step Solution
- Step 1: Write the proportion equation
96,827.96 : 133,619.69 = 53,807.31 : x - Step 2: Convert to fraction form
96,827.96/133,619.69 = 53,807.31/x - Step 3: Cross multiply
96,827.96x = 133,619.69 × 53,807.31 - Step 4: Simplify right side
96,827.96x = 7,189,715,812.90 - Step 5: Solve for x
x = 7,189,715,812.90/96,827.96 - Step 6: Final answer
x = 74,252.48
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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.