Finding the Fourth Proportional to 171,819.08, 237,118.46 and 107,326.52
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Solution
The fourth proportional to 171,819.08, 237,118.46 and 107,326.52 is: 148,115.68
Step by Step Solution
- Step 1: Write the proportion equation
171,819.08 : 237,118.46 = 107,326.52 : x - Step 2: Convert to fraction form
171,819.08/237,118.46 = 107,326.52/x - Step 3: Cross multiply
171,819.08x = 237,118.46 × 107,326.52 - Step 4: Simplify right side
171,819.08x = 25,449,099,139.56 - Step 5: Solve for x
x = 25,449,099,139.56/171,819.08 - Step 6: Final answer
x = 148,115.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.