Finding the Fourth Proportional to 94,250.98, 129,969.93 and 62,408.26
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Solution
The fourth proportional to 94,250.98, 129,969.93 and 62,408.26 is: 86,059.55
Step by Step Solution
- Step 1: Write the proportion equation
94,250.98 : 129,969.93 = 62,408.26 : x - Step 2: Convert to fraction form
94,250.98/129,969.93 = 62,408.26/x - Step 3: Cross multiply
94,250.98x = 129,969.93 × 62,408.26 - Step 4: Simplify right side
94,250.98x = 8,111,197,183.62 - Step 5: Solve for x
x = 8,111,197,183.62/94,250.98 - Step 6: Final answer
x = 86,059.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.