Finding the Fourth Proportional to 94,408.40, 130,283.62 and 51,966.62
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Solution
The fourth proportional to 94,408.40, 130,283.62 and 51,966.62 is: 71,713.95
Step by Step Solution
- Step 1: Write the proportion equation
94,408.40 : 130,283.62 = 51,966.62 : x - Step 2: Convert to fraction form
94,408.40/130,283.62 = 51,966.62/x - Step 3: Cross multiply
94,408.40x = 130,283.62 × 51,966.62 - Step 4: Simplify right side
94,408.40x = 6,770,399,372.76 - Step 5: Solve for x
x = 6,770,399,372.76/94,408.40 - Step 6: Final answer
x = 71,713.95
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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.