Finding the Fourth Proportional to 239,224.80, 358,837.20 and 106,364.55
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Solution
The fourth proportional to 239,224.80, 358,837.20 and 106,364.55 is: 159,546.83
Step by Step Solution
- Step 1: Write the proportion equation
239,224.80 : 358,837.20 = 106,364.55 : x - Step 2: Convert to fraction form
239,224.80/358,837.20 = 106,364.55/x - Step 3: Cross multiply
239,224.80x = 358,837.20 × 106,364.55 - Step 4: Simplify right side
239,224.80x = 38,167,557,301.26 - Step 5: Solve for x
x = 38,167,557,301.26/239,224.80 - Step 6: Final answer
x = 159,546.83
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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.