Finding the Fourth Proportional to 94,351.64, 141,497.08 and 31,157.06
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Solution
The fourth proportional to 94,351.64, 141,497.08 and 31,157.06 is: 46,725.55
Step by Step Solution
- Step 1: Write the proportion equation
94,351.64 : 141,497.08 = 31,157.06 : x - Step 2: Convert to fraction form
94,351.64/141,497.08 = 31,157.06/x - Step 3: Cross multiply
94,351.64x = 141,497.08 × 31,157.06 - Step 4: Simplify right side
94,351.64x = 4,408,632,226.01 - Step 5: Solve for x
x = 4,408,632,226.01/94,351.64 - Step 6: Final answer
x = 46,725.55
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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.