Finding the Fourth Proportional to 68,237.23, 102,355.83 and 26,655.07
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Solution
The fourth proportional to 68,237.23, 102,355.83 and 26,655.07 is: 39,982.60
Step by Step Solution
- Step 1: Write the proportion equation
68,237.23 : 102,355.83 = 26,655.07 : x - Step 2: Convert to fraction form
68,237.23/102,355.83 = 26,655.07/x - Step 3: Cross multiply
68,237.23x = 102,355.83 × 26,655.07 - Step 4: Simplify right side
68,237.23x = 2,728,301,813.56 - Step 5: Solve for x
x = 2,728,301,813.56/68,237.23 - Step 6: Final answer
x = 39,982.60
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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.