Finding the Fourth Proportional to 68,837.84, 103,294.39 and 26,719.59
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Solution
The fourth proportional to 68,837.84, 103,294.39 and 26,719.59 is: 40,093.99
Step by Step Solution
- Step 1: Write the proportion equation
68,837.84 : 103,294.39 = 26,719.59 : x - Step 2: Convert to fraction form
68,837.84/103,294.39 = 26,719.59/x - Step 3: Cross multiply
68,837.84x = 103,294.39 × 26,719.59 - Step 4: Simplify right side
68,837.84x = 2,759,983,750.10 - Step 5: Solve for x
x = 2,759,983,750.10/68,837.84 - Step 6: Final answer
x = 40,093.99
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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.