Finding the Fourth Proportional to 115,986.33, 173,930.29 and 41,125.32
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Solution
The fourth proportional to 115,986.33, 173,930.29 and 41,125.32 is: 61,670.53
Step by Step Solution
- Step 1: Write the proportion equation
115,986.33 : 173,930.29 = 41,125.32 : x - Step 2: Convert to fraction form
115,986.33/173,930.29 = 41,125.32/x - Step 3: Cross multiply
115,986.33x = 173,930.29 × 41,125.32 - Step 4: Simplify right side
115,986.33x = 7,152,938,731.13 - Step 5: Solve for x
x = 7,152,938,731.13/115,986.33 - Step 6: Final answer
x = 61,670.53
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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.