Finding the Fourth Proportional to 193,788.16, 290,548.08 and 98,834.08
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Solution
The fourth proportional to 193,788.16, 290,548.08 and 98,834.08 is: 148,182.70
Step by Step Solution
- Step 1: Write the proportion equation
193,788.16 : 290,548.08 = 98,834.08 : x - Step 2: Convert to fraction form
193,788.16/290,548.08 = 98,834.08/x - Step 3: Cross multiply
193,788.16x = 290,548.08 × 98,834.08 - Step 4: Simplify right side
193,788.16x = 28,716,052,182.57 - Step 5: Solve for x
x = 28,716,052,182.57/193,788.16 - Step 6: Final answer
x = 148,182.70
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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.