Finding the Fourth Proportional to 214,892.60, 322,377.80 and 70,806.11
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Solution
The fourth proportional to 214,892.60, 322,377.80 and 70,806.11 is: 106,221.99
Step by Step Solution
- Step 1: Write the proportion equation
214,892.60 : 322,377.80 = 70,806.11 : x - Step 2: Convert to fraction form
214,892.60/322,377.80 = 70,806.11/x - Step 3: Cross multiply
214,892.60x = 322,377.80 × 70,806.11 - Step 4: Simplify right side
214,892.60x = 22,826,319,084.08 - Step 5: Solve for x
x = 22,826,319,084.08/214,892.60 - Step 6: Final answer
x = 106,221.99
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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.