Finding the Fourth Proportional to 146,684.52, 202,419.41 and 83,020.95
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Solution
The fourth proportional to 146,684.52, 202,419.41 and 83,020.95 is: 114,565.95
Step by Step Solution
- Step 1: Write the proportion equation
146,684.52 : 202,419.41 = 83,020.95 : x - Step 2: Convert to fraction form
146,684.52/202,419.41 = 83,020.95/x - Step 3: Cross multiply
146,684.52x = 202,419.41 × 83,020.95 - Step 4: Simplify right side
146,684.52x = 16,805,051,301.53 - Step 5: Solve for x
x = 16,805,051,301.53/146,684.52 - Step 6: Final answer
x = 114,565.95
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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.