Finding the Fourth Proportional to 136,928.63, 205,418.87 and 63,056.63
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Solution
The fourth proportional to 136,928.63, 205,418.87 and 63,056.63 is: 94,596.88
Step by Step Solution
- Step 1: Write the proportion equation
136,928.63 : 205,418.87 = 63,056.63 : x - Step 2: Convert to fraction form
136,928.63/205,418.87 = 63,056.63/x - Step 3: Cross multiply
136,928.63x = 205,418.87 × 63,056.63 - Step 4: Simplify right side
136,928.63x = 12,953,020,338.23 - Step 5: Solve for x
x = 12,953,020,338.23/136,928.63 - Step 6: Final answer
x = 94,596.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.