Finding the Fourth Proportional to 159,708.24, 218,797.88 and 153,725.58
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Solution
The fourth proportional to 159,708.24, 218,797.88 and 153,725.58 is: 210,601.72
Step by Step Solution
- Step 1: Write the proportion equation
159,708.24 : 218,797.88 = 153,725.58 : x - Step 2: Convert to fraction form
159,708.24/218,797.88 = 153,725.58/x - Step 3: Cross multiply
159,708.24x = 218,797.88 × 153,725.58 - Step 4: Simplify right side
159,708.24x = 33,634,830,237.14 - Step 5: Solve for x
x = 33,634,830,237.14/159,708.24 - Step 6: Final answer
x = 210,601.72
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.