Finding the Fourth Proportional to 110,238.84, 165,358.62 and 27,132.84
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Solution
The fourth proportional to 110,238.84, 165,358.62 and 27,132.84 is: 40,699.35
Step by Step Solution
- Step 1: Write the proportion equation
110,238.84 : 165,358.62 = 27,132.84 : x - Step 2: Convert to fraction form
110,238.84/165,358.62 = 27,132.84/x - Step 3: Cross multiply
110,238.84x = 165,358.62 × 27,132.84 - Step 4: Simplify right side
110,238.84x = 4,486,648,979.08 - Step 5: Solve for x
x = 4,486,648,979.08/110,238.84 - Step 6: Final answer
x = 40,699.35
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1.5x scale
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.