Finding the Fourth Proportional to 132,556.98, 198,813.99 and 42,595.44
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Solution
The fourth proportional to 132,556.98, 198,813.99 and 42,595.44 is: 63,886.26
Step by Step Solution
- Step 1: Write the proportion equation
132,556.98 : 198,813.99 = 42,595.44 : x - Step 2: Convert to fraction form
132,556.98/198,813.99 = 42,595.44/x - Step 3: Cross multiply
132,556.98x = 198,813.99 × 42,595.44 - Step 4: Simplify right side
132,556.98x = 8,468,569,382.21 - Step 5: Solve for x
x = 8,468,569,382.21/132,556.98 - Step 6: Final answer
x = 63,886.26
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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.