Finding the Fourth Proportional to 159,953.52, 239,922.99 and 53,329.98
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Solution
The fourth proportional to 159,953.52, 239,922.99 and 53,329.98 is: 79,992.54
Step by Step Solution
- Step 1: Write the proportion equation
159,953.52 : 239,922.99 = 53,329.98 : x - Step 2: Convert to fraction form
159,953.52/239,922.99 = 53,329.98/x - Step 3: Cross multiply
159,953.52x = 239,922.99 × 53,329.98 - Step 4: Simplify right side
159,953.52x = 12,795,088,258.24 - Step 5: Solve for x
x = 12,795,088,258.24/159,953.52 - Step 6: Final answer
x = 79,992.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.