Finding the Fourth Proportional to 94,501.08, 141,762.56 and 31,326.75
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Solution
The fourth proportional to 94,501.08, 141,762.56 and 31,326.75 is: 46,993.75
Step by Step Solution
- Step 1: Write the proportion equation
94,501.08 : 141,762.56 = 31,326.75 : x - Step 2: Convert to fraction form
94,501.08/141,762.56 = 31,326.75/x - Step 3: Cross multiply
94,501.08x = 141,762.56 × 31,326.75 - Step 4: Simplify right side
94,501.08x = 4,440,960,119.85 - Step 5: Solve for x
x = 4,440,960,119.85/94,501.08 - Step 6: Final answer
x = 46,993.75
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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.