Finding the Fourth Proportional to 261,675.37, 361,110.99 and 146,938.06
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Solution
The fourth proportional to 261,675.37, 361,110.99 and 146,938.06 is: 202,773.95
Step by Step Solution
- Step 1: Write the proportion equation
261,675.37 : 361,110.99 = 146,938.06 : x - Step 2: Convert to fraction form
261,675.37/361,110.99 = 146,938.06/x - Step 3: Cross multiply
261,675.37x = 361,110.99 × 146,938.06 - Step 4: Simplify right side
261,675.37x = 53,060,948,315.28 - Step 5: Solve for x
x = 53,060,948,315.28/261,675.37 - Step 6: Final answer
x = 202,773.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.