Finding the Fourth Proportional to 110,523.74, 165,646.01 and 47,268.68
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Solution
The fourth proportional to 110,523.74, 165,646.01 and 47,268.68 is: 70,843.31
Step by Step Solution
- Step 1: Write the proportion equation
110,523.74 : 165,646.01 = 47,268.68 : x - Step 2: Convert to fraction form
110,523.74/165,646.01 = 47,268.68/x - Step 3: Cross multiply
110,523.74x = 165,646.01 × 47,268.68 - Step 4: Simplify right side
110,523.74x = 7,829,867,529.91 - Step 5: Solve for x
x = 7,829,867,529.91/110,523.74 - Step 6: Final answer
x = 70,843.31
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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.