Finding the Fourth Proportional to 193,829.36, 290,743.81 and 60,719.99
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Solution
The fourth proportional to 193,829.36, 290,743.81 and 60,719.99 is: 91,079.91
Step by Step Solution
- Step 1: Write the proportion equation
193,829.36 : 290,743.81 = 60,719.99 : x - Step 2: Convert to fraction form
193,829.36/290,743.81 = 60,719.99/x - Step 3: Cross multiply
193,829.36x = 290,743.81 × 60,719.99 - Step 4: Simplify right side
193,829.36x = 17,653,959,782.04 - Step 5: Solve for x
x = 17,653,959,782.04/193,829.36 - Step 6: Final answer
x = 91,079.91
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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.