Finding the Fourth Proportional to 159,297.14, 219,794.74 and 92,190.26
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Solution
The fourth proportional to 159,297.14, 219,794.74 and 92,190.26 is: 127,202.12
Step by Step Solution
- Step 1: Write the proportion equation
159,297.14 : 219,794.74 = 92,190.26 : x - Step 2: Convert to fraction form
159,297.14/219,794.74 = 92,190.26/x - Step 3: Cross multiply
159,297.14x = 219,794.74 × 92,190.26 - Step 4: Simplify right side
159,297.14x = 20,262,934,227.23 - Step 5: Solve for x
x = 20,262,934,227.23/159,297.14 - Step 6: Final answer
x = 127,202.12
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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.