Finding the Fourth Proportional to 108,229.46, 162,346.93 and 51,289.99
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Solution
The fourth proportional to 108,229.46, 162,346.93 and 51,289.99 is: 76,936.28
Step by Step Solution
- Step 1: Write the proportion equation
108,229.46 : 162,346.93 = 51,289.99 : x - Step 2: Convert to fraction form
108,229.46/162,346.93 = 51,289.99/x - Step 3: Cross multiply
108,229.46x = 162,346.93 × 51,289.99 - Step 4: Simplify right side
108,229.46x = 8,326,771,882.14 - Step 5: Solve for x
x = 8,326,771,882.14/108,229.46 - Step 6: Final answer
x = 76,936.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.