Finding the Fourth Proportional to 68,838.34, 103,295.14 and 26,720.09
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Solution
The fourth proportional to 68,838.34, 103,295.14 and 26,720.09 is: 40,094.75
Step by Step Solution
- Step 1: Write the proportion equation
68,838.34 : 103,295.14 = 26,720.09 : x - Step 2: Convert to fraction form
68,838.34/103,295.14 = 26,720.09/x - Step 3: Cross multiply
68,838.34x = 103,295.14 × 26,720.09 - Step 4: Simplify right side
68,838.34x = 2,760,055,628.80 - Step 5: Solve for x
x = 2,760,055,628.80/68,838.34 - Step 6: Final answer
x = 40,094.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.