Finding the Fourth Proportional to 134,133.48, 201,231.36 and 39,359.80
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Solution
The fourth proportional to 134,133.48, 201,231.36 and 39,359.80 is: 59,048.84
Step by Step Solution
- Step 1: Write the proportion equation
134,133.48 : 201,231.36 = 39,359.80 : x - Step 2: Convert to fraction form
134,133.48/201,231.36 = 39,359.80/x - Step 3: Cross multiply
134,133.48x = 201,231.36 × 39,359.80 - Step 4: Simplify right side
134,133.48x = 7,920,426,083.33 - Step 5: Solve for x
x = 7,920,426,083.33/134,133.48 - Step 6: Final answer
x = 59,048.84
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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.