Finding the Fourth Proportional to 212,937.96, 319,408.56 and 94,577.52
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Solution
The fourth proportional to 212,937.96, 319,408.56 and 94,577.52 is: 141,867.00
Step by Step Solution
- Step 1: Write the proportion equation
212,937.96 : 319,408.56 = 94,577.52 : x - Step 2: Convert to fraction form
212,937.96/319,408.56 = 94,577.52/x - Step 3: Cross multiply
212,937.96x = 319,408.56 × 94,577.52 - Step 4: Simplify right side
212,937.96x = 30,208,869,471.57 - Step 5: Solve for x
x = 30,208,869,471.57/212,937.96 - Step 6: Final answer
x = 141,867.00
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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.