Finding the Fourth Proportional to 96,278.88, 132,866.64 and 53,842.08
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Solution
The fourth proportional to 96,278.88, 132,866.64 and 53,842.08 is: 74,303.07
Step by Step Solution
- Step 1: Write the proportion equation
96,278.88 : 132,866.64 = 53,842.08 : x - Step 2: Convert to fraction form
96,278.88/132,866.64 = 53,842.08/x - Step 3: Cross multiply
96,278.88x = 132,866.64 × 53,842.08 - Step 4: Simplify right side
96,278.88x = 7,153,816,260.21 - Step 5: Solve for x
x = 7,153,816,260.21/96,278.88 - Step 6: Final answer
x = 74,303.07
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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.