Finding the Fourth Proportional to 118,866.99, 178,125.53 and 52,246.11
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Solution
The fourth proportional to 118,866.99, 178,125.53 and 52,246.11 is: 78,292.26
Step by Step Solution
- Step 1: Write the proportion equation
118,866.99 : 178,125.53 = 52,246.11 : x - Step 2: Convert to fraction form
118,866.99/178,125.53 = 52,246.11/x - Step 3: Cross multiply
118,866.99x = 178,125.53 × 52,246.11 - Step 4: Simplify right side
118,866.99x = 9,306,365,772.96 - Step 5: Solve for x
x = 9,306,365,772.96/118,866.99 - Step 6: Final answer
x = 78,292.26
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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.