Finding the Fourth Proportional to 173,687.06, 239,688.16 and 94,199.06
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Solution
The fourth proportional to 173,687.06, 239,688.16 and 94,199.06 is: 129,994.71
Step by Step Solution
- Step 1: Write the proportion equation
173,687.06 : 239,688.16 = 94,199.06 : x - Step 2: Convert to fraction form
173,687.06/239,688.16 = 94,199.06/x - Step 3: Cross multiply
173,687.06x = 239,688.16 × 94,199.06 - Step 4: Simplify right side
173,687.06x = 22,578,399,728.85 - Step 5: Solve for x
x = 22,578,399,728.85/173,687.06 - Step 6: Final answer
x = 129,994.71
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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.