Finding the Fourth Proportional to 178,353.70, 246,121.57 and 97,779.45
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Solution
The fourth proportional to 178,353.70, 246,121.57 and 97,779.45 is: 134,932.07
Step by Step Solution
- Step 1: Write the proportion equation
178,353.70 : 246,121.57 = 97,779.45 : x - Step 2: Convert to fraction form
178,353.70/246,121.57 = 97,779.45/x - Step 3: Cross multiply
178,353.70x = 246,121.57 × 97,779.45 - Step 4: Simplify right side
178,353.70x = 24,065,632,792.92 - Step 5: Solve for x
x = 24,065,632,792.92/178,353.70 - Step 6: Final answer
x = 134,932.07
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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.