Finding the Fourth Proportional to 167,697.81, 251,547.12 and 49,370.58
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Solution
The fourth proportional to 167,697.81, 251,547.12 and 49,370.58 is: 74,055.99
Step by Step Solution
- Step 1: Write the proportion equation
167,697.81 : 251,547.12 = 49,370.58 : x - Step 2: Convert to fraction form
167,697.81/251,547.12 = 49,370.58/x - Step 3: Cross multiply
167,697.81x = 251,547.12 × 49,370.58 - Step 4: Simplify right side
167,697.81x = 12,419,027,211.73 - Step 5: Solve for x
x = 12,419,027,211.73/167,697.81 - Step 6: Final answer
x = 74,055.99
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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.