Finding the Fourth Proportional to 118,455.36, 177,753.04 and 43,628.08
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Solution
The fourth proportional to 118,455.36, 177,753.04 and 43,628.08 is: 65,467.90
Step by Step Solution
- Step 1: Write the proportion equation
118,455.36 : 177,753.04 = 43,628.08 : x - Step 2: Convert to fraction form
118,455.36/177,753.04 = 43,628.08/x - Step 3: Cross multiply
118,455.36x = 177,753.04 × 43,628.08 - Step 4: Simplify right side
118,455.36x = 7,755,023,849.36 - Step 5: Solve for x
x = 7,755,023,849.36/118,455.36 - Step 6: Final answer
x = 65,467.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.