Finding the Fourth Proportional to 104,651.62, 144,368.48 and 62,180.08
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Solution
The fourth proportional to 104,651.62, 144,368.48 and 62,180.08 is: 85,778.35
Step by Step Solution
- Step 1: Write the proportion equation
104,651.62 : 144,368.48 = 62,180.08 : x - Step 2: Convert to fraction form
104,651.62/144,368.48 = 62,180.08/x - Step 3: Cross multiply
104,651.62x = 144,368.48 × 62,180.08 - Step 4: Simplify right side
104,651.62x = 8,976,843,430.41 - Step 5: Solve for x
x = 8,976,843,430.41/104,651.62 - Step 6: Final answer
x = 85,778.35
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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.