Finding the Fourth Proportional to 68,259.44, 102,318.93 and 26,129.60
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Solution
The fourth proportional to 68,259.44, 102,318.93 and 26,129.60 is: 39,167.52
Step by Step Solution
- Step 1: Write the proportion equation
68,259.44 : 102,318.93 = 26,129.60 : x - Step 2: Convert to fraction form
68,259.44/102,318.93 = 26,129.60/x - Step 3: Cross multiply
68,259.44x = 102,318.93 × 26,129.60 - Step 4: Simplify right side
68,259.44x = 2,673,552,713.33 - Step 5: Solve for x
x = 2,673,552,713.33/68,259.44 - Step 6: Final answer
x = 39,167.52
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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.