Finding the Fourth Proportional to 146,877.96, 202,675.14 and 83,202.12
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Solution
The fourth proportional to 146,877.96, 202,675.14 and 83,202.12 is: 114,809.61
Step by Step Solution
- Step 1: Write the proportion equation
146,877.96 : 202,675.14 = 83,202.12 : x - Step 2: Convert to fraction form
146,877.96/202,675.14 = 83,202.12/x - Step 3: Cross multiply
146,877.96x = 202,675.14 × 83,202.12 - Step 4: Simplify right side
146,877.96x = 16,863,001,319.30 - Step 5: Solve for x
x = 16,863,001,319.30/146,877.96 - Step 6: Final answer
x = 114,809.61
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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.