Finding the Fourth Proportional to 159,516.29, 220,147.99 and 119,159.96
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Solution
The fourth proportional to 159,516.29, 220,147.99 and 119,159.96 is: 164,452.32
Step by Step Solution
- Step 1: Write the proportion equation
159,516.29 : 220,147.99 = 119,159.96 : x - Step 2: Convert to fraction form
159,516.29/220,147.99 = 119,159.96/x - Step 3: Cross multiply
159,516.29x = 220,147.99 × 119,159.96 - Step 4: Simplify right side
159,516.29x = 26,232,824,283.84 - Step 5: Solve for x
x = 26,232,824,283.84/159,516.29 - Step 6: Final answer
x = 164,452.32
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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.