Finding the Fourth Proportional to 99,709.14, 149,592.87 and 29,590.28
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Solution
The fourth proportional to 99,709.14, 149,592.87 and 29,590.28 is: 44,394.07
Step by Step Solution
- Step 1: Write the proportion equation
99,709.14 : 149,592.87 = 29,590.28 : x - Step 2: Convert to fraction form
99,709.14/149,592.87 = 29,590.28/x - Step 3: Cross multiply
99,709.14x = 149,592.87 × 29,590.28 - Step 4: Simplify right side
99,709.14x = 4,426,494,161.34 - Step 5: Solve for x
x = 4,426,494,161.34/99,709.14 - Step 6: Final answer
x = 44,394.07
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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.