Finding the Fourth Proportional to 159,604.18, 239,441.30 and 47,293.19
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Solution
The fourth proportional to 159,604.18, 239,441.30 and 47,293.19 is: 70,950.17
Step by Step Solution
- Step 1: Write the proportion equation
159,604.18 : 239,441.30 = 47,293.19 : x - Step 2: Convert to fraction form
159,604.18/239,441.30 = 47,293.19/x - Step 3: Cross multiply
159,604.18x = 239,441.30 × 47,293.19 - Step 4: Simplify right side
159,604.18x = 11,323,943,409.28 - Step 5: Solve for x
x = 11,323,943,409.28/159,604.18 - Step 6: Final answer
x = 70,950.17
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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.