Finding the Fourth Proportional to 255,592.99, 352,778.39 and 158,869.81
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Solution
The fourth proportional to 255,592.99, 352,778.39 and 158,869.81 is: 219,277.67
Step by Step Solution
- Step 1: Write the proportion equation
255,592.99 : 352,778.39 = 158,869.81 : x - Step 2: Convert to fraction form
255,592.99/352,778.39 = 158,869.81/x - Step 3: Cross multiply
255,592.99x = 352,778.39 × 158,869.81 - Step 4: Simplify right side
255,592.99x = 56,045,835,791.41 - Step 5: Solve for x
x = 56,045,835,791.41/255,592.99 - Step 6: Final answer
x = 219,277.67
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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.