Finding the Fourth Proportional to 149,482.07, 206,168.58 and 95,772.09
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Solution
The fourth proportional to 149,482.07, 206,168.58 and 95,772.09 is: 132,090.73
Step by Step Solution
- Step 1: Write the proportion equation
149,482.07 : 206,168.58 = 95,772.09 : x - Step 2: Convert to fraction form
149,482.07/206,168.58 = 95,772.09/x - Step 3: Cross multiply
149,482.07x = 206,168.58 × 95,772.09 - Step 4: Simplify right side
149,482.07x = 19,745,195,798.93 - Step 5: Solve for x
x = 19,745,195,798.93/149,482.07 - Step 6: Final answer
x = 132,090.73
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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.