Finding the Fourth Proportional to 110,374.40, 165,564.64 and 40,305.92
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Solution
The fourth proportional to 110,374.40, 165,564.64 and 40,305.92 is: 60,459.99
Step by Step Solution
- Step 1: Write the proportion equation
110,374.40 : 165,564.64 = 40,305.92 : x - Step 2: Convert to fraction form
110,374.40/165,564.64 = 40,305.92/x - Step 3: Cross multiply
110,374.40x = 165,564.64 × 40,305.92 - Step 4: Simplify right side
110,374.40x = 6,673,235,134.67 - Step 5: Solve for x
x = 6,673,235,134.67/110,374.40 - Step 6: Final answer
x = 60,459.99
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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.