Finding the Fourth Proportional to 112,579.96, 168,702.80 and 62,591.28
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Solution
The fourth proportional to 112,579.96, 168,702.80 and 62,591.28 is: 93,793.99
Step by Step Solution
- Step 1: Write the proportion equation
112,579.96 : 168,702.80 = 62,591.28 : x - Step 2: Convert to fraction form
112,579.96/168,702.80 = 62,591.28/x - Step 3: Cross multiply
112,579.96x = 168,702.80 × 62,591.28 - Step 4: Simplify right side
112,579.96x = 10,559,324,191.58 - Step 5: Solve for x
x = 10,559,324,191.58/112,579.96 - Step 6: Final answer
x = 93,793.99
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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.