Finding the Fourth Proportional to 178,455.88, 246,276.01 and 97,886.80
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Solution
The fourth proportional to 178,455.88, 246,276.01 and 97,886.80 is: 135,087.57
Step by Step Solution
- Step 1: Write the proportion equation
178,455.88 : 246,276.01 = 97,886.80 : x - Step 2: Convert to fraction form
178,455.88/246,276.01 = 97,886.80/x - Step 3: Cross multiply
178,455.88x = 246,276.01 × 97,886.80 - Step 4: Simplify right side
178,455.88x = 24,107,170,535.67 - Step 5: Solve for x
x = 24,107,170,535.67/178,455.88 - Step 6: Final answer
x = 135,087.57
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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.