Finding the Fourth Proportional to 159,889.66, 239,792.70 and 47,539.62
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Solution
The fourth proportional to 159,889.66, 239,792.70 and 47,539.62 is: 71,297.00
Step by Step Solution
- Step 1: Write the proportion equation
159,889.66 : 239,792.70 = 47,539.62 : x - Step 2: Convert to fraction form
159,889.66/239,792.70 = 47,539.62/x - Step 3: Cross multiply
159,889.66x = 239,792.70 × 47,539.62 - Step 4: Simplify right side
159,889.66x = 11,399,653,836.77 - Step 5: Solve for x
x = 11,399,653,836.77/159,889.66 - Step 6: Final answer
x = 71,297.00
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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.