Finding the Fourth Proportional to 176,208.80, 243,108.96 and 112,583.84
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Solution
The fourth proportional to 176,208.80, 243,108.96 and 112,583.84 is: 155,327.89
Step by Step Solution
- Step 1: Write the proportion equation
176,208.80 : 243,108.96 = 112,583.84 : x - Step 2: Convert to fraction form
176,208.80/243,108.96 = 112,583.84/x - Step 3: Cross multiply
176,208.80x = 243,108.96 × 112,583.84 - Step 4: Simplify right side
176,208.80x = 27,370,140,255.21 - Step 5: Solve for x
x = 27,370,140,255.21/176,208.80 - Step 6: Final answer
x = 155,327.89
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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.