Finding the Fourth Proportional to 68,133.48, 102,266.14 and 49,177.66
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Solution
The fourth proportional to 68,133.48, 102,266.14 and 49,177.66 is: 73,814.07
Step by Step Solution
- Step 1: Write the proportion equation
68,133.48 : 102,266.14 = 49,177.66 : x - Step 2: Convert to fraction form
68,133.48/102,266.14 = 49,177.66/x - Step 3: Cross multiply
68,133.48x = 102,266.14 × 49,177.66 - Step 4: Simplify right side
68,133.48x = 5,029,209,462.43 - Step 5: Solve for x
x = 5,029,209,462.43/68,133.48 - Step 6: Final answer
x = 73,814.07
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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.