Finding the Fourth Proportional to 68,147.13, 102,237.71 and 23,774.25
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Solution
The fourth proportional to 68,147.13, 102,237.71 and 23,774.25 is: 35,667.31
Step by Step Solution
- Step 1: Write the proportion equation
68,147.13 : 102,237.71 = 23,774.25 : x - Step 2: Convert to fraction form
68,147.13/102,237.71 = 23,774.25/x - Step 3: Cross multiply
68,147.13x = 102,237.71 × 23,774.25 - Step 4: Simplify right side
68,147.13x = 2,430,624,758.10 - Step 5: Solve for x
x = 2,430,624,758.10/68,147.13 - Step 6: Final answer
x = 35,667.31
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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.