Finding the Fourth Proportional to 255,211.36, 352,176.48 and 147,773.76
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Solution
The fourth proportional to 255,211.36, 352,176.48 and 147,773.76 is: 203,918.99
Step by Step Solution
- Step 1: Write the proportion equation
255,211.36 : 352,176.48 = 147,773.76 : x - Step 2: Convert to fraction form
255,211.36/352,176.48 = 147,773.76/x - Step 3: Cross multiply
255,211.36x = 352,176.48 × 147,773.76 - Step 4: Simplify right side
255,211.36x = 52,042,442,633.16 - Step 5: Solve for x
x = 52,042,442,633.16/255,211.36 - Step 6: Final answer
x = 203,918.99
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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.