Finding the Fourth Proportional to 146,943.08, 202,780.50 and 79,875.08
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Solution
The fourth proportional to 146,943.08, 202,780.50 and 79,875.08 is: 110,227.09
Step by Step Solution
- Step 1: Write the proportion equation
146,943.08 : 202,780.50 = 79,875.08 : x - Step 2: Convert to fraction form
146,943.08/202,780.50 = 79,875.08/x - Step 3: Cross multiply
146,943.08x = 202,780.50 × 79,875.08 - Step 4: Simplify right side
146,943.08x = 16,197,108,659.94 - Step 5: Solve for x
x = 16,197,108,659.94/146,943.08 - Step 6: Final answer
x = 110,227.09
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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.