Finding the Fourth Proportional to 163,408.24, 244,767.66 and 74,736.28
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Solution
The fourth proportional to 163,408.24, 244,767.66 and 74,736.28 is: 111,946.77
Step by Step Solution
- Step 1: Write the proportion equation
163,408.24 : 244,767.66 = 74,736.28 : x - Step 2: Convert to fraction form
163,408.24/244,767.66 = 74,736.28/x - Step 3: Cross multiply
163,408.24x = 244,767.66 × 74,736.28 - Step 4: Simplify right side
163,408.24x = 18,293,024,372.70 - Step 5: Solve for x
x = 18,293,024,372.70/163,408.24 - Step 6: Final answer
x = 111,946.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.