Finding the Fourth Proportional to 178,191.18, 245,893.50 and 97,604.69
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Solution
The fourth proportional to 178,191.18, 245,893.50 and 97,604.69 is: 134,688.81
Step by Step Solution
- Step 1: Write the proportion equation
178,191.18 : 245,893.50 = 97,604.69 : x - Step 2: Convert to fraction form
178,191.18/245,893.50 = 97,604.69/x - Step 3: Cross multiply
178,191.18x = 245,893.50 × 97,604.69 - Step 4: Simplify right side
178,191.18x = 24,000,357,611.05 - Step 5: Solve for x
x = 24,000,357,611.05/178,191.18 - Step 6: Final answer
x = 134,688.81
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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.