Finding the Fourth Proportional to 176,377.14, 243,408.85 and 108,396.95
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Solution
The fourth proportional to 176,377.14, 243,408.85 and 108,396.95 is: 149,592.94
Step by Step Solution
- Step 1: Write the proportion equation
176,377.14 : 243,408.85 = 108,396.95 : x - Step 2: Convert to fraction form
176,377.14/243,408.85 = 108,396.95/x - Step 3: Cross multiply
176,377.14x = 243,408.85 × 108,396.95 - Step 4: Simplify right side
176,377.14x = 26,384,775,454.97 - Step 5: Solve for x
x = 26,384,775,454.97/176,377.14 - Step 6: Final answer
x = 149,592.94
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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.