Finding the Fourth Proportional to 223,990.19, 335,807.68 and 117,353.69
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Solution
The fourth proportional to 223,990.19, 335,807.68 and 117,353.69 is: 175,937.49
Step by Step Solution
- Step 1: Write the proportion equation
223,990.19 : 335,807.68 = 117,353.69 : x - Step 2: Convert to fraction form
223,990.19/335,807.68 = 117,353.69/x - Step 3: Cross multiply
223,990.19x = 335,807.68 × 117,353.69 - Step 4: Simplify right side
223,990.19x = 39,408,271,401.09 - Step 5: Solve for x
x = 39,408,271,401.09/223,990.19 - Step 6: Final answer
x = 175,937.49
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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.