Finding the Fourth Proportional to 255,605.14, 352,750.50 and 140,883.62
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Solution
The fourth proportional to 255,605.14, 352,750.50 and 140,883.62 is: 194,427.89
Step by Step Solution
- Step 1: Write the proportion equation
255,605.14 : 352,750.50 = 140,883.62 : x - Step 2: Convert to fraction form
255,605.14/352,750.50 = 140,883.62/x - Step 3: Cross multiply
255,605.14x = 352,750.50 × 140,883.62 - Step 4: Simplify right side
255,605.14x = 49,696,767,396.81 - Step 5: Solve for x
x = 49,696,767,396.81/255,605.14 - Step 6: Final answer
x = 194,427.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.