Finding the Fourth Proportional to 112,853.30, 169,302.08 and 41,776.48
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Solution
The fourth proportional to 112,853.30, 169,302.08 and 41,776.48 is: 62,672.92
Step by Step Solution
- Step 1: Write the proportion equation
112,853.30 : 169,302.08 = 41,776.48 : x - Step 2: Convert to fraction form
112,853.30/169,302.08 = 41,776.48/x - Step 3: Cross multiply
112,853.30x = 169,302.08 × 41,776.48 - Step 4: Simplify right side
112,853.30x = 7,072,845,531.00 - Step 5: Solve for x
x = 7,072,845,531.00/112,853.30 - Step 6: Final answer
x = 62,672.92
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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.