Finding the Fourth Proportional to 212,317.48, 318,531.32 and 62,563.08
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Solution
The fourth proportional to 212,317.48, 318,531.32 and 62,563.08 is: 93,860.86
Step by Step Solution
- Step 1: Write the proportion equation
212,317.48 : 318,531.32 = 62,563.08 : x - Step 2: Convert to fraction form
212,317.48/318,531.32 = 62,563.08/x - Step 3: Cross multiply
212,317.48x = 318,531.32 × 62,563.08 - Step 4: Simplify right side
212,317.48x = 19,928,300,455.67 - Step 5: Solve for x
x = 19,928,300,455.67/212,317.48 - Step 6: Final answer
x = 93,860.86
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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.