Finding the Fourth Proportional to 193,802.99, 290,748.36 and 67,449.20
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Solution
The fourth proportional to 193,802.99, 290,748.36 and 67,449.20 is: 101,189.07
Step by Step Solution
- Step 1: Write the proportion equation
193,802.99 : 290,748.36 = 67,449.20 : x - Step 2: Convert to fraction form
193,802.99/290,748.36 = 67,449.20/x - Step 3: Cross multiply
193,802.99x = 290,748.36 × 67,449.20 - Step 4: Simplify right side
193,802.99x = 19,610,744,283.31 - Step 5: Solve for x
x = 19,610,744,283.31/193,802.99 - Step 6: Final answer
x = 101,189.07
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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.