Finding the Fourth Proportional to 212,652.64, 319,041.33 and 62,896.87
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Solution
The fourth proportional to 212,652.64, 319,041.33 and 62,896.87 is: 94,363.75
Step by Step Solution
- Step 1: Write the proportion equation
212,652.64 : 319,041.33 = 62,896.87 : x - Step 2: Convert to fraction form
212,652.64/319,041.33 = 62,896.87/x - Step 3: Cross multiply
212,652.64x = 319,041.33 × 62,896.87 - Step 4: Simplify right side
212,652.64x = 20,066,699,147.95 - Step 5: Solve for x
x = 20,066,699,147.95/212,652.64 - Step 6: Final answer
x = 94,363.75
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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.