Finding the Fourth Proportional to 110,390.48, 165,534.96 and 35,496.80
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Solution
The fourth proportional to 110,390.48, 165,534.96 and 35,496.80 is: 53,228.88
Step by Step Solution
- Step 1: Write the proportion equation
110,390.48 : 165,534.96 = 35,496.80 : x - Step 2: Convert to fraction form
110,390.48/165,534.96 = 35,496.80/x - Step 3: Cross multiply
110,390.48x = 165,534.96 × 35,496.80 - Step 4: Simplify right side
110,390.48x = 5,875,961,368.13 - Step 5: Solve for x
x = 5,875,961,368.13/110,390.48 - Step 6: Final answer
x = 53,228.88
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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.