Finding the Fourth Proportional to 172,232.84, 237,797.30 and 154,027.08
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Solution
The fourth proportional to 172,232.84, 237,797.30 and 154,027.08 is: 212,661.09
Step by Step Solution
- Step 1: Write the proportion equation
172,232.84 : 237,797.30 = 154,027.08 : x - Step 2: Convert to fraction form
172,232.84/237,797.30 = 154,027.08/x - Step 3: Cross multiply
172,232.84x = 237,797.30 × 154,027.08 - Step 4: Simplify right side
172,232.84x = 36,627,224,135.95 - Step 5: Solve for x
x = 36,627,224,135.95/172,232.84 - Step 6: Final answer
x = 212,661.09
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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.