Finding the Fourth Proportional to 94,318.88, 130,158.76 and 51,297.44
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Solution
The fourth proportional to 94,318.88, 130,158.76 and 51,297.44 is: 70,789.75
Step by Step Solution
- Step 1: Write the proportion equation
94,318.88 : 130,158.76 = 51,297.44 : x - Step 2: Convert to fraction form
94,318.88/130,158.76 = 51,297.44/x - Step 3: Cross multiply
94,318.88x = 130,158.76 × 51,297.44 - Step 4: Simplify right side
94,318.88x = 6,676,810,274.29 - Step 5: Solve for x
x = 6,676,810,274.29/94,318.88 - Step 6: Final answer
x = 70,789.75
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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.