Finding the Fourth Proportional to 193,708.56, 290,564.28 and 53,464.08
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Solution
The fourth proportional to 193,708.56, 290,564.28 and 53,464.08 is: 80,196.52
Step by Step Solution
- Step 1: Write the proportion equation
193,708.56 : 290,564.28 = 53,464.08 : x - Step 2: Convert to fraction form
193,708.56/290,564.28 = 53,464.08/x - Step 3: Cross multiply
193,708.56x = 290,564.28 × 53,464.08 - Step 4: Simplify right side
193,708.56x = 15,534,751,911.06 - Step 5: Solve for x
x = 15,534,751,911.06/193,708.56 - Step 6: Final answer
x = 80,196.52
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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.