Finding the Fourth Proportional to 114,619.74, 171,812.97 and 106,134.18
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Solution
The fourth proportional to 114,619.74, 171,812.97 and 106,134.18 is: 159,093.27
Step by Step Solution
- Step 1: Write the proportion equation
114,619.74 : 171,812.97 = 106,134.18 : x - Step 2: Convert to fraction form
114,619.74/171,812.97 = 106,134.18/x - Step 3: Cross multiply
114,619.74x = 171,812.97 × 106,134.18 - Step 4: Simplify right side
114,619.74x = 18,235,228,684.31 - Step 5: Solve for x
x = 18,235,228,684.31/114,619.74 - Step 6: Final answer
x = 159,093.27
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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.