Finding the Fourth Proportional to 295,893.99, 443,844.23 and 85,533.75
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Solution
The fourth proportional to 295,893.99, 443,844.23 and 85,533.75 is: 128,301.56
Step by Step Solution
- Step 1: Write the proportion equation
295,893.99 : 443,844.23 = 85,533.75 : x - Step 2: Convert to fraction form
295,893.99/443,844.23 = 85,533.75/x - Step 3: Cross multiply
295,893.99x = 443,844.23 × 85,533.75 - Step 4: Simplify right side
295,893.99x = 37,963,660,980.09 - Step 5: Solve for x
x = 37,963,660,980.09/295,893.99 - Step 6: Final answer
x = 128,301.56
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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.