Finding the Fourth Proportional to 179,153.84, 247,226.91 and 98,581.52
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Solution
The fourth proportional to 179,153.84, 247,226.91 and 98,581.52 is: 136,039.53
Step by Step Solution
- Step 1: Write the proportion equation
179,153.84 : 247,226.91 = 98,581.52 : x - Step 2: Convert to fraction form
179,153.84/247,226.91 = 98,581.52/x - Step 3: Cross multiply
179,153.84x = 247,226.91 × 98,581.52 - Step 4: Simplify right side
179,153.84x = 24,372,004,572.70 - Step 5: Solve for x
x = 24,372,004,572.70/179,153.84 - Step 6: Final answer
x = 136,039.53
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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.