Finding the Fourth Proportional to 177,866.36, 245,518.11 and 109,935.44
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Solution
The fourth proportional to 177,866.36, 245,518.11 and 109,935.44 is: 151,749.56
Step by Step Solution
- Step 1: Write the proportion equation
177,866.36 : 245,518.11 = 109,935.44 : x - Step 2: Convert to fraction form
177,866.36/245,518.11 = 109,935.44/x - Step 3: Cross multiply
177,866.36x = 245,518.11 × 109,935.44 - Step 4: Simplify right side
177,866.36x = 26,991,140,223.23 - Step 5: Solve for x
x = 26,991,140,223.23/177,866.36 - Step 6: Final answer
x = 151,749.56
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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.