Finding the Fourth Proportional to 146,983.48, 202,937.34 and 98,657.80
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Solution
The fourth proportional to 146,983.48, 202,937.34 and 98,657.80 is: 136,214.98
Step by Step Solution
- Step 1: Write the proportion equation
146,983.48 : 202,937.34 = 98,657.80 : x - Step 2: Convert to fraction form
146,983.48/202,937.34 = 98,657.80/x - Step 3: Cross multiply
146,983.48x = 202,937.34 × 98,657.80 - Step 4: Simplify right side
146,983.48x = 20,021,351,502.25 - Step 5: Solve for x
x = 20,021,351,502.25/146,983.48 - Step 6: Final answer
x = 136,214.98
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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.