Finding the Fourth Proportional to 119,296.68, 164,633.66 and 68,318.52
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Solution
The fourth proportional to 119,296.68, 164,633.66 and 68,318.52 is: 94,281.99
Step by Step Solution
- Step 1: Write the proportion equation
119,296.68 : 164,633.66 = 68,318.52 : x - Step 2: Convert to fraction form
119,296.68/164,633.66 = 68,318.52/x - Step 3: Cross multiply
119,296.68x = 164,633.66 × 68,318.52 - Step 4: Simplify right side
119,296.68x = 11,247,527,993.38 - Step 5: Solve for x
x = 11,247,527,993.38/119,296.68 - Step 6: Final answer
x = 94,281.99
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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.