Finding the Fourth Proportional to 201,132.81, 301,699.26 and 51,373.44
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Solution
The fourth proportional to 201,132.81, 301,699.26 and 51,373.44 is: 77,060.17
Step by Step Solution
- Step 1: Write the proportion equation
201,132.81 : 301,699.26 = 51,373.44 : x - Step 2: Convert to fraction form
201,132.81/301,699.26 = 51,373.44/x - Step 3: Cross multiply
201,132.81x = 301,699.26 × 51,373.44 - Step 4: Simplify right side
201,132.81x = 15,499,328,831.65 - Step 5: Solve for x
x = 15,499,328,831.65/201,132.81 - Step 6: Final answer
x = 77,060.17
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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.