Finding the Fourth Proportional to 178,552.26, 246,393.66 and 97,978.05
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Solution
The fourth proportional to 178,552.26, 246,393.66 and 97,978.05 is: 135,205.07
Step by Step Solution
- Step 1: Write the proportion equation
178,552.26 : 246,393.66 = 97,978.05 : x - Step 2: Convert to fraction form
178,552.26/246,393.66 = 97,978.05/x - Step 3: Cross multiply
178,552.26x = 246,393.66 × 97,978.05 - Step 4: Simplify right side
178,552.26x = 24,141,170,339.16 - Step 5: Solve for x
x = 24,141,170,339.16/178,552.26 - Step 6: Final answer
x = 135,205.07
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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.