Finding the Fourth Proportional to 155,781.69, 233,672.41 and 37,452.99
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Solution
The fourth proportional to 155,781.69, 233,672.41 and 37,452.99 is: 56,179.45
Step by Step Solution
- Step 1: Write the proportion equation
155,781.69 : 233,672.41 = 37,452.99 : x - Step 2: Convert to fraction form
155,781.69/233,672.41 = 37,452.99/x - Step 3: Cross multiply
155,781.69x = 233,672.41 × 37,452.99 - Step 4: Simplify right side
155,781.69x = 8,751,730,435.01 - Step 5: Solve for x
x = 8,751,730,435.01/155,781.69 - Step 6: Final answer
x = 56,179.45
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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.