Finding the Fourth Proportional to 118,455.81, 177,618.64 and 58,352.03
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Solution
The fourth proportional to 118,455.81, 177,618.64 and 58,352.03 is: 87,495.99
Step by Step Solution
- Step 1: Write the proportion equation
118,455.81 : 177,618.64 = 58,352.03 : x - Step 2: Convert to fraction form
118,455.81/177,618.64 = 58,352.03/x - Step 3: Cross multiply
118,455.81x = 177,618.64 × 58,352.03 - Step 4: Simplify right side
118,455.81x = 10,364,408,508.01 - Step 5: Solve for x
x = 10,364,408,508.01/118,455.81 - Step 6: Final answer
x = 87,495.99
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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.