Finding the Fourth Proportional to 159,887.66, 239,789.70 and 47,537.62
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Solution
The fourth proportional to 159,887.66, 239,789.70 and 47,537.62 is: 71,294.00
Step by Step Solution
- Step 1: Write the proportion equation
159,887.66 : 239,789.70 = 47,537.62 : x - Step 2: Convert to fraction form
159,887.66/239,789.70 = 47,537.62/x - Step 3: Cross multiply
159,887.66x = 239,789.70 × 47,537.62 - Step 4: Simplify right side
159,887.66x = 11,399,031,039.04 - Step 5: Solve for x
x = 11,399,031,039.04/159,887.66 - Step 6: Final answer
x = 71,294.00
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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.