Finding the Fourth Proportional to 97,107.75, 145,661.67 and 26,987.67
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Solution
The fourth proportional to 97,107.75, 145,661.67 and 26,987.67 is: 40,481.52
Step by Step Solution
- Step 1: Write the proportion equation
97,107.75 : 145,661.67 = 26,987.67 : x - Step 2: Convert to fraction form
97,107.75/145,661.67 = 26,987.67/x - Step 3: Cross multiply
97,107.75x = 145,661.67 × 26,987.67 - Step 4: Simplify right side
97,107.75x = 3,931,069,081.61 - Step 5: Solve for x
x = 3,931,069,081.61/97,107.75 - Step 6: Final answer
x = 40,481.52
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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.