Finding the Fourth Proportional to 256,733.60, 385,166.20 and 106,924.08
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Solution
The fourth proportional to 256,733.60, 385,166.20 and 106,924.08 is: 160,413.52
Step by Step Solution
- Step 1: Write the proportion equation
256,733.60 : 385,166.20 = 106,924.08 : x - Step 2: Convert to fraction form
256,733.60/385,166.20 = 106,924.08/x - Step 3: Cross multiply
256,733.60x = 385,166.20 × 106,924.08 - Step 4: Simplify right side
256,733.60x = 41,183,541,582.10 - Step 5: Solve for x
x = 41,183,541,582.10/256,733.60 - Step 6: Final answer
x = 160,413.52
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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.