Finding the Fourth Proportional to 110,317.44, 165,327.12 and 79,083.84
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Solution
The fourth proportional to 110,317.44, 165,327.12 and 79,083.84 is: 118,518.92
Step by Step Solution
- Step 1: Write the proportion equation
110,317.44 : 165,327.12 = 79,083.84 : x - Step 2: Convert to fraction form
110,317.44/165,327.12 = 79,083.84/x - Step 3: Cross multiply
110,317.44x = 165,327.12 × 79,083.84 - Step 4: Simplify right side
110,317.44x = 13,074,703,505.74 - Step 5: Solve for x
x = 13,074,703,505.74/110,317.44 - Step 6: Final answer
x = 118,518.92
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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.