Finding the Fourth Proportional to 197,393.12, 296,202.53 and 83,531.96
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Solution
The fourth proportional to 197,393.12, 296,202.53 and 83,531.96 is: 125,345.69
Step by Step Solution
- Step 1: Write the proportion equation
197,393.12 : 296,202.53 = 83,531.96 : x - Step 2: Convert to fraction form
197,393.12/296,202.53 = 83,531.96/x - Step 3: Cross multiply
197,393.12x = 296,202.53 × 83,531.96 - Step 4: Simplify right side
197,393.12x = 24,742,376,615.68 - Step 5: Solve for x
x = 24,742,376,615.68/197,393.12 - Step 6: Final answer
x = 125,345.69
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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.