Finding the Fourth Proportional to 159,434.74, 239,165.88 and 41,105.08
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Solution
The fourth proportional to 159,434.74, 239,165.88 and 41,105.08 is: 61,661.17
Step by Step Solution
- Step 1: Write the proportion equation
159,434.74 : 239,165.88 = 41,105.08 : x - Step 2: Convert to fraction form
159,434.74/239,165.88 = 41,105.08/x - Step 3: Cross multiply
159,434.74x = 239,165.88 × 41,105.08 - Step 4: Simplify right side
159,434.74x = 9,830,932,425.15 - Step 5: Solve for x
x = 9,830,932,425.15/159,434.74 - Step 6: Final answer
x = 61,661.17
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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.