Finding the Fourth Proportional to 112,960.08, 169,437.24 and 29,854.80
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Solution
The fourth proportional to 112,960.08, 169,437.24 and 29,854.80 is: 44,781.44
Step by Step Solution
- Step 1: Write the proportion equation
112,960.08 : 169,437.24 = 29,854.80 : x - Step 2: Convert to fraction form
112,960.08/169,437.24 = 29,854.80/x - Step 3: Cross multiply
112,960.08x = 169,437.24 × 29,854.80 - Step 4: Simplify right side
112,960.08x = 5,058,514,912.75 - Step 5: Solve for x
x = 5,058,514,912.75/112,960.08 - Step 6: Final answer
x = 44,781.44
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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.