Finding the Fourth Proportional to 88,362.77, 132,553.36 and 28,376.09
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Solution
The fourth proportional to 88,362.77, 132,553.36 and 28,376.09 is: 42,567.09
Step by Step Solution
- Step 1: Write the proportion equation
88,362.77 : 132,553.36 = 28,376.09 : x - Step 2: Convert to fraction form
88,362.77/132,553.36 = 28,376.09/x - Step 3: Cross multiply
88,362.77x = 132,553.36 × 28,376.09 - Step 4: Simplify right side
88,362.77x = 3,761,345,339.46 - Step 5: Solve for x
x = 3,761,345,339.46/88,362.77 - Step 6: Final answer
x = 42,567.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.